Remove other env var

Author: hadley

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

@@ -39,7 +39,6 @@ jobs:
     env:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
       R_KEEP_PKG_SOURCE: yes
-      R_QUARTO_QUIET: false
 
     steps:
       - uses: actions/checkout@v4