Freeze pytest version to fix broken cloudlibrary+kinesis tests

Author: yossariano

pyproject.toml

@@ -82,7 +82,7 @@ development = [
     "flake8>=6.0.0",
     "freezegun>=1.2.2",
     "mock>=4.0.3",
-    "pytest>=7.2.0",
+    "pytest==8.0",
     "pytest-mock>=3.10.0",
     "requests-mock>=1.10.0"
 ]