message: Switch server-routerlicious pipeline to the Main agent pool
  Also add missing task to strip MIT headers.
  The vm image was updated to include docker.
diff: @@ -57,7 +57,7 @@ stages:
  jobs:
  - job: build
  displayName: Build - Server
  - pool: Default
  + pool: Main
  steps:
  # Checkout
  - checkout: self
  @@ -65,8 +65,22 @@ stages:
  lfs: false
  submodules: false
  + - task: Bash@3
  + displayName: Strip MIT License
  + inputs:
  + targetType: 'inline'
  + workingDirectory: server/routerlicious
  + script: |
  + sed -i '/^.*Licensed under the MIT License.$/d' `find -type f | grep -v '^\.\/\.'`
  + perl -i -0pe 's/,\n.*"license": "MIT"//g' `find | grep package.json`
  + git status
  +
  # Component detection (not pull request)
  - ${{ if ne(variables['Build.Reason'], 'PullRequest') }}:
  + - task: UseNode@1
  + displayName: Use Node 12.x
  + inputs:
  + version: 12.x
  - task: npmAuthenticate@0
  displayName: 'npm Authenticate root .npmrc'
  inputs:
  