chore(deps): bump terraform-linters/setup-tflint from 5 to 6 (#496)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/lintingci.yml

@@ -22,7 +22,7 @@ jobs:
            key: tflint-${{ hashFiles('.tflint.hcl') }}
 
       - name: Setup TFLint
-        uses: terraform-linters/setup-tflint@v5
+        uses: terraform-linters/setup-tflint@v6
         with:
            tflint_version: v0.44.1