Fix the incorrect manifest project name (#18488)

The project name should have the `.Manifest` suffix to indicate that it is the manifest.
The final package name is already correct as there was adjustment in the project to fix
it during the package process.

Microsoft.Maui-dev.sln

@@ -68,7 +68,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Workload", "Workload", "{EC
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Maui.Sdk", "src\Workload\Microsoft.Maui.Sdk\Microsoft.Maui.Sdk.csproj", "{C5C434A7-4E1F-456F-A23A-F2566C98301A}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.NET.Sdk.Maui", "src\Workload\Microsoft.NET.Sdk.Maui\Microsoft.NET.Sdk.Maui.csproj", "{081EE5E5-69D4-493C-9EB4-47423C4728AB}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.NET.Sdk.Maui.Manifest", "src\Workload\Microsoft.NET.Sdk.Maui.Manifest\Microsoft.NET.Sdk.Maui.Manifest.csproj", "{081EE5E5-69D4-493C-9EB4-47423C4728AB}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TestUtils.DeviceTests.Runners", "src\TestUtils\src\DeviceTests.Runners\TestUtils.DeviceTests.Runners.csproj", "{316C0861-069B-4572-879F-F01E568F33A2}"
 EndProject

Microsoft.Maui-mac.slnf

@@ -55,7 +55,7 @@
       "src\\TestUtils\\src\\UITest.NUnit\\UITest.NUnit.csproj",
       "src\\TestUtils\\src\\Microsoft.Maui.IntegrationTests\\Microsoft.Maui.IntegrationTests.csproj",
       "src\\Workload\\Microsoft.Maui.Sdk\\Microsoft.Maui.Sdk.csproj",
-      "src\\Workload\\Microsoft.NET.Sdk.Maui\\Microsoft.NET.Sdk.Maui.csproj"
+      "src\\Workload\\Microsoft.NET.Sdk.Maui.Manifest\\Microsoft.NET.Sdk.Maui.Manifest.csproj"
     ]
   }
 }

Microsoft.Maui-vscode.sln

@@ -68,7 +68,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Workload", "Workload", "{EC
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Maui.Sdk", "src\Workload\Microsoft.Maui.Sdk\Microsoft.Maui.Sdk.csproj", "{C5C434A7-4E1F-456F-A23A-F2566C98301A}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.NET.Sdk.Maui", "src\Workload\Microsoft.NET.Sdk.Maui\Microsoft.NET.Sdk.Maui.csproj", "{081EE5E5-69D4-493C-9EB4-47423C4728AB}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.NET.Sdk.Maui.Manifest", "src\Workload\Microsoft.NET.Sdk.Maui.Manifest\Microsoft.NET.Sdk.Maui.Manifest.csproj", "{081EE5E5-69D4-493C-9EB4-47423C4728AB}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TestUtils.DeviceTests.Runners", "src\TestUtils\src\DeviceTests.Runners\TestUtils.DeviceTests.Runners.csproj", "{316C0861-069B-4572-879F-F01E568F33A2}"
 EndProject

Microsoft.Maui-windows.slnf

@@ -72,7 +72,7 @@
       "src\\TestUtils\\src\\Microsoft.Maui.IntegrationTests\\Microsoft.Maui.IntegrationTests.csproj",
       "src\\TestUtils\\src\\TestUtils\\TestUtils.csproj",
       "src\\Workload\\Microsoft.Maui.Sdk\\Microsoft.Maui.Sdk.csproj",
-      "src\\Workload\\Microsoft.NET.Sdk.Maui\\Microsoft.NET.Sdk.Maui.csproj"
+      "src\\Workload\\Microsoft.NET.Sdk.Maui.Manifest\\Microsoft.NET.Sdk.Maui.Manifest.csproj"
     ]
   }
 }

Microsoft.Maui.Packages-mac.slnf

@@ -22,7 +22,7 @@
       "src\\SingleProject\\Resizetizer\\src\\Resizetizer.csproj",
       "src\\Templates\\src\\Microsoft.Maui.Templates.csproj",
       "src\\Workload\\Microsoft.Maui.Sdk\\Microsoft.Maui.Sdk.csproj",
-      "src\\Workload\\Microsoft.NET.Sdk.Maui\\Microsoft.NET.Sdk.Maui.csproj"
+      "src\\Workload\\Microsoft.NET.Sdk.Maui.Manifest\\Microsoft.NET.Sdk.Maui.Manifest.csproj"
     ]
   }
 }

Microsoft.Maui.Packages.slnf

@@ -25,7 +25,7 @@
       "src\\SingleProject\\Resizetizer\\src\\Resizetizer.csproj",
       "src\\Templates\\src\\Microsoft.Maui.Templates.csproj",
       "src\\Workload\\Microsoft.Maui.Sdk\\Microsoft.Maui.Sdk.csproj",
-      "src\\Workload\\Microsoft.NET.Sdk.Maui\\Microsoft.NET.Sdk.Maui.csproj"
+      "src\\Workload\\Microsoft.NET.Sdk.Maui.Manifest\\Microsoft.NET.Sdk.Maui.Manifest.csproj"
     ]
   }
 }

Microsoft.Maui.sln

@@ -72,7 +72,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Workload", "Workload", "{EC
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Maui.Sdk", "src\Workload\Microsoft.Maui.Sdk\Microsoft.Maui.Sdk.csproj", "{C5C434A7-4E1F-456F-A23A-F2566C98301A}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.NET.Sdk.Maui", "src\Workload\Microsoft.NET.Sdk.Maui\Microsoft.NET.Sdk.Maui.csproj", "{081EE5E5-69D4-493C-9EB4-47423C4728AB}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.NET.Sdk.Maui.Manifest", "src\Workload\Microsoft.NET.Sdk.Maui.Manifest\Microsoft.NET.Sdk.Maui.Manifest.csproj", "{081EE5E5-69D4-493C-9EB4-47423C4728AB}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TestUtils.DeviceTests.Runners", "src\TestUtils\src\DeviceTests.Runners\TestUtils.DeviceTests.Runners.csproj", "{316C0861-069B-4572-879F-F01E568F33A2}"
 EndProject

src/Workload/Microsoft.NET.Sdk.Maui.Manifest/Microsoft.NET.Sdk.Maui.Manifest.csproj

@@ -3,7 +3,7 @@
   <Import Project="../Shared/Common.targets" />
 
   <PropertyGroup>
-    <PackageId>$(PackageId).Manifest-$(DotNetMauiManifestVersionBand)</PackageId>
+    <PackageId>$(PackageId)-$(DotNetMauiManifestVersionBand)</PackageId>
     <Description>.NET MAUI workload manifest</Description>
   </PropertyGroup>
 
@@ -128,7 +128,7 @@
     <ItemGroup>
       <_Files Include="$(OutputPath)WorkloadManifest.*" />
     </ItemGroup>
-    <Copy SourceFiles="@(_Files)" DestinationFolder="$(DotNetSdkManifestsDirectory)$(MSBuildProjectName.ToLowerInvariant())" />
+    <Copy SourceFiles="@(_Files)" DestinationFolder="$(DotNetSdkManifestsDirectory)microsoft.net.sdk.maui" />
   </Target>
 
 </Project>