Add hotReloadProfile to Razor Pages template (#31197)

Author: pranavkm

src/ProjectTemplates/Web.ProjectTemplates/content/RazorPagesWeb-CSharp/Properties/launchSettings.json

@@ -21,6 +21,7 @@
       "commandName": "Project",
       "dotnetRunMessages": "true",
       "launchBrowser": true,
+      "hotReloadProfile": "aspnetcore",
       //#if(RequiresHttps)
       "applicationUrl": "https://localhost:5001;http://localhost:5000",
       //#else