pre-commit: autoupdate hooks

updates:
- [github.com/igorshubovych/markdownlint-cli: v0.41.0 → v0.42.0](igorshubovych/markdownlint-cli@v0.41.0...v0.42.0)
- [github.com/lycheeverse/lychee: v0.15.1 → nightly](lycheeverse/lychee@v0.15.1...nightly)

.pre-commit-config.yaml

@@ -47,13 +47,13 @@ repos:
         args: [--fix]
 
   - repo: https://github.com/igorshubovych/markdownlint-cli
-    rev: v0.41.0
+    rev: v0.42.0
     hooks:
       - id: markdownlint
       - id: markdownlint-fix
 
   - repo: https://github.com/lycheeverse/lychee
-    rev: v0.15.1
+    rev: nightly
     hooks:
       - id: lychee-docker
         # Optionally include additional CLI arguments