[pre-commit.ci] pre-commit autoupdate (#61)

updates:
- [github.com/asottile/add-trailing-comma: v2.4.0 → v2.5.1](asottile/add-trailing-comma@v2.4.0...v2.5.1)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.pre-commit-config.yaml

@@ -18,7 +18,7 @@ repos:
       - id: trailing-whitespace
 
   - repo: https://github.com/asottile/add-trailing-comma
-    rev: v2.4.0
+    rev: v2.5.1
     hooks:
       - id: add-trailing-comma