Expand macos matrix to macos-13, simplify via r-ci with bootstrap

Author: eddelbuettel

.github/workflows/macos.yaml

@@ -14,7 +14,8 @@ jobs:
     strategy:
       matrix:
         include:
-          - {os: macOS-latest}
+          - {os: macos-latest}
+          - {os: macos-13}
           #- {os: ubuntu-latest}
 
     runs-on: ${{ matrix.os }}
@@ -24,10 +25,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup
-        uses: eddelbuettel/github-actions/r-ci-setup@master
-
-      - name: Bootstrap
-        run: ./run.sh bootstrap
+        uses: eddelbuettel/github-actions/r-ci@master
 
       - name: Dependencies
         run: ./run.sh install_deps