Use current quarto version

Release of quarto 1.6.40 fixed #2823

Author: jayhesselberth

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

@@ -58,7 +58,6 @@ jobs:
         with:
           extra-packages: any::rcmdcheck
           needs: check
-          quarto-version: 1.6.32
 
       - uses: r-lib/actions/check-r-package@v2
         with:

.github/workflows/test-coverage.yaml

@@ -29,7 +29,6 @@ jobs:
         with:
           extra-packages: any::covr, any::xml2
           needs: coverage
-          quarto-version: 1.6.32
 
       - uses: r-lib/actions/setup-tinytex@v2