[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pre-commit/mirrors-clang-format: v19.1.6 → v20.1.8](pre-commit/mirrors-clang-format@v19.1.6...v20.1.8)
- [github.com/BlankSpruce/gersemi: 0.18.0 → 0.20.1](BlankSpruce/gersemi@0.18.0...0.20.1)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -3,7 +3,7 @@ ci:
     submodules: true
 repos:
 -   repo: https://github.com/pre-commit/mirrors-clang-format
-    rev: v19.1.6
+    rev: v20.1.8
     hooks:
     -   id: clang-format
         exclude: ^third-party/
@@ -16,6 +16,6 @@ repos:
     -   id: check-merge-conflict
     -   id: trailing-whitespace
 -   repo: https://github.com/BlankSpruce/gersemi
-    rev: 0.18.0
+    rev: 0.20.1
     hooks:
     -   id: gersemi