fix: add explicit repository name to checkout step

The repo was moved from CodandoTV/CraftD-android to CodandoTV/CraftD.
Without the explicit repository field, the checkout fails with
"could not read Username" on git fetch.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: rviannaoliveira

.github/workflows/generate-tests.yml

@@ -49,6 +49,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
         with:
+          repository: CodandoTV/CraftD
           ref: ${{ steps.ctx.outputs.head_sha }}
           fetch-depth: 0
           token: ${{ secrets.GH_PAT }}