[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pre-commit/mirrors-prettier: v3.0.2 → v3.0.3](pre-commit/mirrors-prettier@v3.0.2...v3.0.3)
- [github.com/asottile/add-trailing-comma: v3.0.1 → v3.1.0](asottile/add-trailing-comma@v3.0.1...v3.1.0)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -43,7 +43,7 @@ repos:
       - id: codespell
         args: [--ignore-words, .meta/codespell-ignores]
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: "v3.0.2"
+    rev: "v3.0.3"
     hooks:
       - id: prettier
         args: [--config, .meta/prettierrc.yml]
@@ -70,7 +70,7 @@ repos:
       - id: reorder-python-imports
         args: [--py36-plus]
   - repo: https://github.com/asottile/add-trailing-comma
-    rev: "v3.0.1"
+    rev: "v3.1.0"
     hooks:
       - id: add-trailing-comma
         args: [--py36-plus]