Bump the dev-dependencies group across 1 directory with 3 updates

---
updated-dependencies:
- dependency-name: ruff
  dependency-version: 0.12.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
- dependency-name: pytest
  dependency-version: 8.4.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
- dependency-name: pytest-cov
  dependency-version: 6.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements-dev.txt

@@ -1,3 +1,3 @@
 bump2version==1.0.1
 black==25.1.0
-ruff==0.11.2
+ruff==0.12.1

requirements.txt

@@ -17,8 +17,8 @@ pika==1.3.2
 py7zr==1.0.0
 
 # Development
-pytest==8.3.5
-pytest-cov==6.1.0
+pytest==8.4.1
+pytest-cov==6.2.1
 click==8.1.8
 
 # File format support