[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/adamchainz/blacken-docs: 1.13.0 → 1.14.0](adamchainz/blacken-docs@1.13.0...1.14.0)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -46,7 +46,7 @@ repos:
       - id: nbstripout
 
   - repo: https://github.com/adamchainz/blacken-docs
-    rev: 1.13.0
+    rev: 1.14.0
     hooks:
       - id: blacken-docs
         additional_dependencies: [black==23.3.0]