Coverage workflow rtools mismatch

Author: andrjohns

.github/workflows/Test-coverage.yaml

@@ -86,9 +86,6 @@ jobs:
       - uses: actions/checkout@v4
 
       - uses: r-lib/actions/setup-r@v2.8.7
-        with:
-          r-version: 'release'
-          rtools-version: '42'
 
       - uses: r-lib/actions/setup-pandoc@v2.8.7