Update pre-commit hook asottile/pyupgrade to v3.21.1

| datasource  | package            | from    | to      |
| ----------- | ------------------ | ------- | ------- |
| github-tags | asottile/pyupgrade | v3.19.1 | v3.21.1 |


Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.pre-commit-config.yaml

@@ -35,7 +35,7 @@ repos:
       - id: golangci-lint-full
 
   - repo: https://github.com/asottile/pyupgrade
-    rev: v3.19.1
+    rev: v3.21.1
     hooks:
       - id: pyupgrade