fix: preserve terraform PATH in destroy plan retry

.gitea/workflows/terraform-destroy.yml

@@ -93,7 +93,7 @@ jobs:
 
           for attempt in 1 2; do
             echo "Terraform destroy plan attempt $attempt/2"
-            if timeout 20m bash -lc "$TF_PLAN_CMD"; then
+            if timeout 20m sh -c "$TF_PLAN_CMD"; then
               exit 0
             fi
             if [ "$attempt" -eq 1 ]; then