Restore in the subsets.

Author: adityamandaleeka

.azure/pipelines/ci-public.yml

@@ -616,7 +616,7 @@ stages:
             artifact: Helix_NuGet_Packages
             path: $(Build.SourcesDirectory)/.packages
         # -noBuildRepoTasks -noBuildNative -noBuild to avoid repeating work done in the build job.
-        - script: ./eng/build.cmd -ci -prepareMachine -nativeToolsOnMachine -all -noBuildRepoTasks -noBuildNative -noBuild -test
+        - script: ./eng/build.cmd -ci -prepareMachine -nativeToolsOnMachine -restore -all -noBuildRepoTasks -noBuildNative -noBuild -test
                   -projects eng\helix\helix.proj /p:IsHelixPRCheck=true /p:IsHelixJob=true
                   /p:CrossgenOutput=false /p:ASPNETCORE_TEST_LOG_DIR=artifacts/log $(_InternalRuntimeDownloadArgs)
                   /p:VsTestUseMSBuildOutput=false /p:RunTemplateTests=false /p:HelixSubset=1
@@ -652,7 +652,7 @@ stages:
             artifact: Helix_NuGet_Packages
             path: $(Build.SourcesDirectory)/.packages
         # -noBuildRepoTasks -noBuildNative -noBuild to avoid repeating work done in the build job.
-        - script: ./eng/build.cmd -ci -prepareMachine -nativeToolsOnMachine -all -noBuildRepoTasks -noBuildNative -noBuild -test
+        - script: ./eng/build.cmd -ci -prepareMachine -nativeToolsOnMachine -restore -all -noBuildRepoTasks -noBuildNative -noBuild -test
                   -projects eng\helix\helix.proj /p:IsHelixPRCheck=true /p:IsHelixJob=true
                   /p:CrossgenOutput=false /p:ASPNETCORE_TEST_LOG_DIR=artifacts/log $(_InternalRuntimeDownloadArgs)
                   /p:VsTestUseMSBuildOutput=false /p:RunTemplateTests=false /p:HelixSubset=2