Fixing GitHub workflow for JavaDoc building

Author: RedstoneFuture

.github/workflows/publish-javadoc.yml

@@ -10,8 +10,11 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
       - name: Deploy JavaDoc 🚀
-        uses: MathieuSoysal/Javadoc-publisher.yml@v2.4.0
+        uses: MathieuSoysal/Javadoc-publisher.yml@v3.0.2
         with:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           javadoc-branch: javadoc