Merge pull request FormalLanguageConstrainedPathQuerying#51 from Ilya…

…Muravjov/run-tests-fix

Замена py.test на pytest в run_tests, так как pytest 7.2.0 больше не зависит от py

scripts/run_tests.py

@@ -4,7 +4,7 @@
 
 def main():
     shared.configure_python_path()
-    subprocess.check_call(["python", "-m", "py.test", "-vv", "-s", shared.TESTS])
+    subprocess.check_call(["python", "-m", "pytest", "-vv", "-s", shared.TESTS])
 
 
 if __name__ == "__main__":