Test pak deps

Author: andrjohns

.github/workflows/R-CMD-check.yaml

@@ -19,7 +19,8 @@ jobs:
       matrix:
         config:
 
-          - {os: windows-11-arm }
+          - {os: windows-11-arm , pak: none}
+          - {os: macos-latest}
 
     env:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
@@ -76,6 +77,7 @@ jobs:
         with:
           extra-packages: any::rcmdcheck
           needs: check
+          pak-version: ${{ matrix.config.pak ?? 'stable' }}
 
       - uses: r-lib/actions/check-r-package@v2
         with: