[pre-commit.ci] Updating git hooks. (#20)

<!--pre-commit.ci start-->
updates:
- [github.com/astral-sh/ruff-pre-commit: v0.7.2 →
v0.8.1](astral-sh/ruff-pre-commit@v0.7.2...v0.8.1)
- [github.com/igorshubovych/markdownlint-cli: v0.42.0 →
v0.43.0](igorshubovych/markdownlint-cli@v0.42.0...v0.43.0)
<!--pre-commit.ci end-->

.pre-commit-config.yaml

@@ -28,7 +28,7 @@ repos:
           - "--py39-plus"
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.7.2"
+    rev: "v0.8.1"
     hooks:
       - id: ruff
         args:
@@ -57,7 +57,7 @@ repos:
           - --select=E9,F63,F7,F82
 
   - repo: https://github.com/igorshubovych/markdownlint-cli
-    rev: v0.42.0
+    rev: v0.43.0
     hooks:
       - id: markdownlint
         args: