message: Modify if stmts in run_rush_change.py
diff: @@ -16,10 +16,11 @@ print ("Target branch: " + targetBranch)
  # Verifying with rush change requires the branch that is being merged into to be provided. More details, https://rushjs.io/pages/commands/rush_change/.
  # With release/* being a potential target branch in addition to master, special case those branches.
  -if targetBranch.find("refs/heads/release") != -1:
  +if "refs/heads/release" in targetBranch:
  branchCmd = ["-b", targetBranch.replace("refs/heads/", "origin/")]
  -elif targetBranch.find("release") != -1:
  +elif "release" in targetBranch or targetBranch == srcBranch:
  # ADOps uses the branch name (i.e. 'release/2.8.0') for GH PR branch names instead of full refs.
  + # or for addon validation when there is a change in native side, but not in itwinjs-core
  branchCmd = ["-b", "origin/" + targetBranch]
  else:
  # Uses default head ("origin/master"), if not defined
  