CI: Dont run bundle update

The ruby action takes care of this

Author: bastelfreak

.github/workflows/unit.yaml

@@ -36,8 +36,6 @@ jobs:
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
-      - name: Update gems
-        run: bundle update
       - name: Cache modules
         id: modules
         uses: actions/cache@v4