Force installing ggplot2 version 3.5.2 to avoid CI errors

Author: elgabbas

.github/workflows/lint.yaml

@@ -25,6 +25,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Set up Pandoc
+        uses: r-lib/actions/setup-pandoc@v2
+
       - name: Set up R
         uses: r-lib/actions/setup-r@v2
         with: