Try to fix kaliedo install

Author: cpsievert

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

@@ -63,10 +63,16 @@ jobs:
           cache-version: 3
           needs: check
 
+      - name: Set up Python (for reticulate)
+        if: matrix.config.visual_tests == true
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.11'
+
       - name: Install kaleido
         if: matrix.config.visual_tests == true
         run: |
-          Rscript -e 'library(reticulate); use_python(install_python()); py_install(c("kaleido", "plotly"))'
+          Rscript -e 'library(reticulate); use_python(Sys.which("python")); py_install(c("kaleido", "plotly"))'
         
         # Run test() before R CMD check since, for some reason, rcmdcheck::rcmdcheck() skips vdiffr tests
       - name: Run Tests