[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 23.3.0 → 23.7.0](psf/black@23.3.0...23.7.0)
- [github.com/asottile/blacken-docs: 1.14.0 → 1.15.0](adamchainz/blacken-docs@1.14.0...1.15.0)

.pre-commit-config.yaml

@@ -98,11 +98,11 @@ repos:
 
 # Python Formatting
 - repo: https://github.com/psf/black
-  rev: 23.3.0 # Keep in sync with blacken-docs
+  rev: 23.7.0 # Keep in sync with blacken-docs
   hooks:
   - id: black
 - repo: https://github.com/asottile/blacken-docs
-  rev: 1.14.0
+  rev: 1.15.0
   hooks:
   - id: blacken-docs
     additional_dependencies: