Update dependencies from https://github.com/dotnet/arcade build 20220415.2

Microsoft.DotNet.Arcade.Sdk
 From Version 7.0.0-beta.22206.10 -> To Version 7.0.0-beta.22215.2

eng/Version.Details.xml

@@ -3,9 +3,9 @@
   <ProductDependencies>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="7.0.0-beta.22206.10">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="7.0.0-beta.22215.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>549523c3fc8929da1a3073d1a97f298e0d1dc342</Sha>
+      <Sha>4000024394df3049886c50e54ad0a2b903221ef0</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
   </ToolsetDependencies>

eng/common/dotnet-install.sh

@@ -52,7 +52,7 @@ done
 # Use uname to determine what the CPU is, see https://en.wikipedia.org/wiki/Uname#Examples
 cpuname=$(uname -m)
 case $cpuname in
-  aarch64)
+  arm64|aarch64)
     buildarch=arm64
     ;;
   loongarch64)
@@ -64,7 +64,7 @@ case $cpuname in
   armv*l)
     buildarch=arm
     ;;
-  i686)
+  i[3-6]86)
     buildarch=x86
     ;;
   *)

global.json

@@ -11,7 +11,7 @@
     "dotnet": "7.0.100-preview.2.22153.17"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "7.0.0-beta.22206.10"
+    "Microsoft.DotNet.Arcade.Sdk": "7.0.0-beta.22215.2"
   },
   "sdk": {
     "version": "7.0.100-preview.2.22153.17"