Added pull requests to triggers actions

.github/workflows/jekyll-gh-pages.yml

@@ -5,6 +5,8 @@ on:
   # Runs on pushes targeting the default branch
   push:
     branches: ["master"]
+  pull_request:
+    branches: ["master"]
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
@@ -36,7 +38,7 @@ jobs:
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with:
-          # Upload entire repository
+          # Upload Generated _site to GitHub Pages
           path: '_site/'
       - name: Deploy to GitHub Pages
         id: deployment