ci: extract tar please

Author: RanolP

.github/workflows/follow-up.yaml

@@ -18,7 +18,7 @@ jobs:
           repository: solvedac/unofficial-documentation
           github-token: ${{ secrets.PAT_FOLLOW_UP }}
           run-id: ${{ github.event.inputs.run-id }}
-      - run: tar -xf artifact.tar tsp-output/@typespec/openapi3/openapi.yaml
+      - run: tar -xf artifact.tar ./tsp-output/@typespec/openapi3/openapi.yaml
       - uses: actions/setup-java@v4
         with:
           distribution: temurin