Install loo before building vignettes to hopefully resolve some dependencies

Author: VisruthSK

.github/workflows/pkgdown.yaml

@@ -36,20 +36,9 @@ jobs:
           extra-packages: |
             any::pkgdown
             local::.
-            any::bayesplot
-            any::rstanarm
-            any::brms
-            any::ggplot2
-            any::rmarkdown
-            any::rstan
-            any::rstanarm
-            any::rstantools
-            any::spdep
-            any::knitr
-          needs: website
 
       - name: Build site
-        run: pkgdown::build_site_github_pages(new_process = FALSE, install = FALSE)
+        run: pkgdown::build_site_github_pages(new_process = FALSE, install = TRUE)
         shell: Rscript {0}
 
       - name: Deploy to GitHub pages 🚀