[CI] enable license check auto review mode

In our license check workflow, make use of the new yarn script
"license:check:review".

I have set the required Gitlab Personal Access Token as a repo
secret using the GitHub API (we do not have UI access to this
setting).

Signed-off-by: Marc Dumais <marc.dumais@ericsson.com>

.github/workflows/license-check.yml

@@ -48,4 +48,6 @@ jobs:
         if: matrix.tests != 'skip'
         shell: bash
         run: |
-          yarn license:check
+          yarn license:check:review
+        env:
+          DASH_LICENSES_PAT: ${{ secrets.DASH_LICENSES_PAT }}