Update dependency pytest to v8 (#25)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pyproject.toml

@@ -32,7 +32,7 @@ dependencies = [
 
 [dependency-groups]
 test = [
-    "pytest>=7.4.0,<8.0.0",
+    "pytest>=8.4.2,<8.5.0",
     "pytest-asyncio>=0.21.0,<1.0.0",
     "pytest-cov>=7.0.0,<7.1.0",
     "pytest-mock>=3.11.0,<4.0.0",