Remove XML

Author: schloerke

.github/workflows/deploy.yml

@@ -75,8 +75,6 @@ jobs:
             jcheng5/bubbles
             jcheng5/googleCharts
             rstudio/shinyvalidate
-            cran/XML
-            rstudio/httpuv
 
       - name: Install remaining packages
         shell: Rscript {0}