chore(deps): update pre-commit hook asottile/pyupgrade to v3.21.0 (#677)

Co-authored-by: descope[bot] <107609351+descope[bot]@users.noreply.github.com>

Author: descope[bot]

.pre-commit-config.yaml

@@ -24,7 +24,7 @@ repos:
       - id: black
         language_version: python3
   - repo: https://github.com/asottile/pyupgrade
-    rev: v3.20.0
+    rev: v3.21.0
     hooks:
       - id: pyupgrade
         args: [--py38-plus]