[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/pyupgrade: v3.15.1 → v3.15.2](asottile/pyupgrade@v3.15.1...v3.15.2)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -28,7 +28,7 @@ repos:
   - id: flake8
 
 - repo: https://github.com/asottile/pyupgrade
-  rev: "v3.15.1"
+  rev: "v3.15.2"
   hooks:
   - id: pyupgrade
     args: ["--py37-plus"]