ci: remove pnpm/action-setup set from ng-renovate workflow (#3023)

This step is already included in `./github-actions/npm/checkout-and-setup-node` which makes this duplicate.

PR Close #3023

Author: alan-agius4

.github/workflows/ng-renovate.yml

@@ -32,7 +32,6 @@ jobs:
       # this step.
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - uses: ./github-actions/npm/checkout-and-setup-node
-      - uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda # v4.1.0
       - run: pnpm install --frozen-lockfile
         working-directory: ./.github/ng-renovate
       - run: pnpm exec renovate