[pre-commit.ci] pre-commit suggestions

updates:
- [github.com/PyCQA/docformatter: 06907d0267368b49b9180eed423fae5697c1e909 → v1.7.5](PyCQA/docformatter@06907d0...v1.7.5)
- [github.com/executablebooks/mdformat: 0.7.19 → 0.7.21](hukkin/mdformat@0.7.19...0.7.21)
- [github.com/astral-sh/ruff-pre-commit: v0.8.3 → v0.8.6](astral-sh/ruff-pre-commit@v0.8.3...v0.8.6)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -27,14 +27,14 @@ repos:
           - id: detect-private-key
 
     - repo: https://github.com/PyCQA/docformatter
-      rev: 06907d0267368b49b9180eed423fae5697c1e909 # todo: fix for docformatter after last 1.7.5
+      rev: v1.7.5 # todo: fix for docformatter after last 1.7.5
       hooks:
           - id: docformatter
             additional_dependencies: [tomli]
             args: ["--in-place"]
 
     - repo: https://github.com/executablebooks/mdformat
-      rev: 0.7.19
+      rev: 0.7.21
       hooks:
           - id: mdformat
             additional_dependencies:
@@ -48,7 +48,7 @@ repos:
                     )
 
     - repo: https://github.com/astral-sh/ruff-pre-commit
-      rev: v0.8.3
+      rev: v0.8.6
       hooks:
           - id: ruff
             args: ["--fix"]