[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/asottile/pyupgrade: v2.31.1 → v2.32.0](https://github.com/asottile/pyupgrade/compare/v2.31.1...v2.32.0)

.pre-commit-config.yaml

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 8804d9d..823ef3e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -24,7 +24,7 @@
     -   id: add-trailing-comma
         args: [--py36-plus]
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v2.31.1
+    rev: v2.32.0
     hooks:
     -   id: pyupgrade
         args: [--py37-plus]