[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/setup-cfg-fmt: v1.18.0 → v1.19.0](asottile/setup-cfg-fmt@v1.18.0...v1.19.0)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -37,7 +37,7 @@ repos:
     -   id: add-trailing-comma
         args: [--py36-plus]
 -   repo: https://github.com/asottile/setup-cfg-fmt
-    rev: v1.18.0
+    rev: v1.19.0
     hooks:
     -   id: setup-cfg-fmt
 -   repo: https://github.com/pre-commit/mirrors-mypy