[pre-commit.ci] pre-commit autoupdate (#231)

updates:
- [github.com/asottile/pyupgrade: v2.29.0 → v2.29.1](asottile/pyupgrade@v2.29.0...v2.29.1)
- [github.com/asottile/add-trailing-comma: v2.2.0 → v2.2.1](asottile/add-trailing-comma@v2.2.0...v2.2.1)

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

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -38,12 +38,12 @@ repos:
     -   id: remove-tabs
         files: \.py$
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v2.29.0
+    rev: v2.29.1
     hooks:
     -   id: pyupgrade
         args: ['--py36-plus']
 -   repo: https://github.com/asottile/add-trailing-comma
-    rev: v2.2.0
+    rev: v2.2.1
     hooks:
     -   id: add-trailing-comma
         args: ['--py36-plus']