fix: simplify further

Co-authored-by: Chris Lowis <chris.lowis@gofreerange.com>

Author: sebjacobs

.github/workflows/ci.yml

@@ -56,9 +56,6 @@ jobs:
               - "packages/scratch-svg-renderer/**"
               - "packages/scratch-vm/**"
 
-      - if: ${{ steps.filter.outputs.global == 'true' || steps.filter.outputs.any-workspace == 'true' }}
-        uses: ./.github/actions/install-dependencies
-
       - name: Build and test scratch-gui
         working-directory: ./packages/scratch-gui
         run: |