chore(deps): update dependency pytest to v8 (#127)

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

Author: renovate[bot]

requirements-dev.txt

@@ -1,7 +1,7 @@
 # test dependencies
 coverage>=4.5.4
 pylint>=2.6.0,<3.0.0
-pytest>=6.2.1,<7.0.0
+pytest>=8.3.5,<8.4.0
 pytest-cov>=2.2.1,<3.0.0
 pytest-rerunfailures>=3.1
 responses>=0.12.1,<1.0.0