Upgrade pr-preview-action version

Updated the version of the pr-preview-action from v1.6.2 to v1.6.3.

Author: DecimalTurn

.github/workflows/preview.yml

@@ -22,9 +22,10 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Deploy preview
-        uses: rossjrw/pr-preview-action@v9f77b1d057b494e662c50b8ca40ecc63f21e0887 # v1.6.2
+        uses: rossjrw/pr-preview-action@8ff09e486b4c23709012eedd3b42e9f0b95dd0c5 # v1.6.3
         with:
           source-dir: ./
 
           preview-branch: main
 
+