⬆️🪝 update pre-commit hooks (#134)

<!--pre-commit.ci start-->
updates:
- [github.com/psf/black: 22.6.0 → 22.8.0](psf/black@22.6.0...22.8.0)
<!--pre-commit.ci end-->

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Lukas Burgholzer <lukas.burgholzer@jku.at>

.pre-commit-config.yaml

@@ -51,7 +51,7 @@ repos:
 
   # Run code formatting with Black
   - repo: https://github.com/psf/black
-    rev: "22.6.0" # Keep in sync with blacken-docs
+    rev: "22.8.0" # Keep in sync with blacken-docs
     hooks:
       - id: black
 
@@ -61,7 +61,7 @@ repos:
     hooks:
       - id: blacken-docs
         additional_dependencies:
-          - black==22.6.0 # keep in sync with black hook
+          - black==22.8.0 # keep in sync with black hook
 
   # Check for common mistakes
   - repo: https://github.com/pre-commit/pygrep-hooks