remove refs to microsoft identity client (Azure#49574)

Author: m-redding

sdk/communication/Azure.Communication.Identity/tests/Azure.Communication.Identity.Tests.csproj

@@ -8,7 +8,6 @@
     <PackageReference Include="NUnit" />
     <PackageReference Include="NUnit3TestAdapter" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
-    <PackageReference Include="Microsoft.Identity.Client" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="$(AzureCoreTestFramework)" />

sdk/devcenter/Azure.Developer.DevCenter/tests/Azure.Developer.DevCenter.Tests.csproj

@@ -17,7 +17,6 @@
     <PackageReference Include="NUnit3TestAdapter" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
     <PackageReference Include="Moq" />
-    <PackageReference Include="Microsoft.Identity.Client" />
   </ItemGroup>
 
 </Project>

sdk/hdinsightcontainers/Azure.ResourceManager.HDInsight.Containers/tests/Azure.ResourceManager.HDInsight.Containers.Tests.csproj

@@ -8,7 +8,6 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Azure.ResourceManager.ManagedServiceIdentities" />
-    <PackageReference Include="Microsoft.Identity.Client" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="$(TestFrameworkSupportFiles)" LinkBase="Shared\TestFramework" />