Merge pull request #7000 from dibarbet/dev/dibarbet/nuget_warnings

Fix nuget compliance warnings

Author: dibarbet

omnisharptest/omnisharpIntegrationTests/testAssets/NuGet.config

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- NuGet config for integration test projects.  Guards against a higher level NuGet.config from removing a required package source. -->
+<configuration>
+  <packageSources>
+    <clear />
+    <add key="dotnet-public" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public/nuget/v3/index.json" />
+  </packageSources>
+  <disabledPackageSources>
+    <clear />
+  </disabledPackageSources>
+</configuration>

test/integrationTests/testAssets/NuGet.config

@@ -3,7 +3,7 @@
 <configuration>
   <packageSources>
     <clear />
-    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
+    <add key="dotnet-public" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public/nuget/v3/index.json" />
   </packageSources>
   <disabledPackageSources>
     <clear />

test/razorIntegrationTests/testAssets/NuGet.config

@@ -3,7 +3,7 @@
 <configuration>
   <packageSources>
     <clear />
-    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
+    <add key="dotnet-public" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public/nuget/v3/index.json" />
   </packageSources>
   <disabledPackageSources>
     <clear />