ci: update action + add windows

Author: ahasverus

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

@@ -7,6 +7,8 @@ on:
 
 name: R CMD Check
 
+permissions: read-all
+
 jobs:
   R-CMD-check:
     runs-on: ${{ matrix.config.os }}
@@ -17,9 +19,8 @@ jobs:
       fail-fast: false
       matrix:
         config:
-          - {os: macOS-latest,   r: 'devel'}
-          - {os: macOS-latest,   r: 'release'}
-          - {os: macOS-latest,   r: 'oldrel'}
+          - {os: macos-latest,   r: 'release'}
+          - {os: windows-latest, r: 'release'}
           - {os: ubuntu-latest,   r: 'devel', http-user-agent: 'release'}
           - {os: ubuntu-latest,   r: 'release'}
           - {os: ubuntu-latest,   r: 'oldrel-1'}
@@ -29,7 +30,7 @@ jobs:
       R_KEEP_PKG_SOURCE: yes
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - uses: r-lib/actions/setup-pandoc@v2