Bump tflint ver (#96)

Author: wayne-root

.github/workflows/terraform.yaml

@@ -224,7 +224,7 @@ jobs:
       - name: Setup TFLint
         uses: terraform-linters/setup-tflint@v4
         with:
-          tflint_version: "v0.50.3"
+          tflint_version: "v0.51.1"
           github_token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Setup Node only for self-hosted runners