try setup-r

Author: tdhock

.github/workflows/performance-tests.yml

@@ -19,6 +19,11 @@ jobs:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
       repo_token: ${{ secrets.GITHUB_TOKEN }}
     steps:
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          r-version: release
+          http-user-agent: release
+          use-public-rspm: true
       - uses: r-lib/actions/setup-r-dependencies@v2
         with:
           extra-packages: any::rcmdcheck