SPA template precedence (dotnet/aspnetcore#12781)

Merging this as there are no actual code-changes here.

Commit migrated from dotnet/aspnetcore@5c11687506

src/content/Angular-CSharp/.template.config/template.json

@@ -6,6 +6,7 @@
     "SPA"
   ],
   "groupIdentity": "Microsoft.DotNet.Web.Spa.ProjectTemplates.Angular",
+  "precedence": "5000",
   "identity": "Microsoft.DotNet.Web.Spa.ProjectTemplates.Angular.CSharp.3.0",
   "name": "ASP.NET Core with Angular",
   "preferNameDirectory": true,

src/content/React-CSharp/.template.config/template.json

@@ -6,6 +6,7 @@
     "SPA"
   ],
   "groupIdentity": "Microsoft.DotNet.Web.Spa.ProjectTemplates.React",
+  "precedence": "5000",
   "identity": "Microsoft.DotNet.Web.Spa.ProjectTemplates.React.CSharp.3.0",
   "name": "ASP.NET Core with React.js",
   "preferNameDirectory": true,
@@ -189,7 +190,6 @@
       "binding": "HostIdentifier"
     }
   },
-
   "tags": {
     "language": "C#",
     "type": "project"

src/content/ReactRedux-CSharp/.template.config/template.json

@@ -6,6 +6,7 @@
     "SPA"
   ],
   "groupIdentity": "Microsoft.DotNet.Web.Spa.ProjectTemplates.ReactRedux",
+  "precedence": "5000",
   "identity": "Microsoft.DotNet.Web.Spa.ProjectTemplates.ReactRedux.CSharp.3.0",
   "name": "ASP.NET Core with React.js and Redux",
   "preferNameDirectory": true,