pytest 8 (#1549)

* pytest 8

* bump coveralls, pytest-cov

---------

Co-authored-by: Erik Wrede <erikwrede@users.noreply.github.com>

Author: dulmandakh

setup.py

@@ -45,13 +45,13 @@ def run_tests(self):
 
 
 tests_require = [
-    "pytest>=7,<8",
+    "pytest>=8,<9",
     "pytest-benchmark>=4,<5",
-    "pytest-cov>=4,<5",
+    "pytest-cov>=5,<6",
     "pytest-mock>=3,<4",
     "pytest-asyncio>=0.16,<2",
     "snapshottest>=0.6,<1",
-    "coveralls>=3.3,<4",
+    "coveralls>=4,<5",
 ]
 
 dev_requires = ["black==22.3.0", "flake8>=4,<5"] + tests_require