Update run_su2_validtion With Correct PAT

Author: HarshM0210

.github/workflows/run_su2_validation.yml

@@ -684,8 +684,8 @@ jobs:
         run: |
           # Clone and checkout existing branch if it exists, or create new
           BRANCH_NAME="ValidationCases_${{ github.event.inputs.branch_name }}_${{ env.SANITIZED_AUTHOR }}"
-          git clone --branch "$BRANCH_NAME" --single-branch https://${{ secrets.PERSONAL_ACCESS_TOKEN }}@github.com/HarshM0210/Results.git website || \
-          git clone https://${{ secrets.PERSONAL_ACCESS_TOKEN }}@github.com/HarshM0210/Results.git website
+          git clone --branch "$BRANCH_NAME" --single-branch https://${{ secrets.VANDV_ACTIONS }}@github.com/su2code/su2code.github.io.git website || \
+          git clone https://${{ secrets.VANDV_ACTIONS }}@github.com/su2code/su2code.github.io.git website
           cd website
 
           git config user.name "GitHub Actions"