Merge branch 'release/2.2' => 'master' (dotnet#9986)

Author: dougbu

.azure/pipelines/jobs/default-build.yml

@@ -95,15 +95,15 @@ jobs:
       name: ${{ parameters.poolName }}
     ${{ if and(eq(parameters.poolName, ''), eq(parameters.agentOs, 'Windows')) }}:
       ${{ if eq(variables['System.TeamProject'], 'public') }}:
-        name: NetCorePublic-Int-Pool
+        name: NetCorePublic-Pool
         ${{ if ne(parameters.isTestingJob, true) }}:
           # Visual Studio Build Tools
           queue: BuildPool.Windows.10.Amd64.VS2019.BT.Open
         ${{ if eq(parameters.isTestingJob, true) }}:
           # Visual Studio Enterprise - contains some stuff, like SQL Server and IIS Express, that we use for testing
           queue: BuildPool.Windows.10.Amd64.VS2019.Open
       ${{ if eq(variables['System.TeamProject'], 'internal') }}:
-        name: NetCoreInternal-Int-Pool
+        name: NetCoreInternal-Pool
         ${{ if ne(parameters.isTestingJob, true) }}:
           # Visual Studio Build Tools
           queue: BuildPool.Windows.10.Amd64.VS2019.BT
@@ -138,6 +138,13 @@ jobs:
       displayName: Install Node 10.x
       inputs:
         versionSpec: 10.x
+  - ${{ if eq(parameters.agentOs, 'Windows') }}:
+    - task: NuGetCommand@2
+      displayName: 'Clear NuGet caches'
+      condition: succeeded()
+      inputs:
+        command: custom
+        arguments: 'locals all -clear'
   - ${{ if and(eq(parameters.installJdk, 'true'), eq(parameters.agentOs, 'Windows')) }}:
     - powershell: |
         ./eng/scripts/InstallJdk.ps1 '11.0.1'