ci: pre-commit autoupdate (#198)

updates:
- [github.com/asottile/pyupgrade: v3.14.0 → v3.15.0](asottile/pyupgrade@v3.14.0...v3.15.0)

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

@@ -9,7 +9,7 @@ ci:
 
 repos:
   -  repo: https://github.com/asottile/pyupgrade
-     rev: v3.14.0
+     rev: v3.15.0
      hooks:
        -  id: pyupgrade
           args: ["--py38-plus"]