remove RunnerMeta, save path to class var instead

pytest_abra/runner.py

@@ -1,7 +1,7 @@
 import os
 from dataclasses import dataclass
 from pathlib import Path
-from typing import TYPE_CHECKING, Callable, NamedTuple
+from typing import TYPE_CHECKING, Callable, NamedTuple, Optional
 
 import pytest
 from loguru import logger
@@ -31,11 +31,11 @@ class Runner:
     tests: list[Test] = []
     cleanups: list[Test] = []
     dependencies: list[str] = []
+    _tests_path: Optional[Path] = None
 
-    def __init__(self, coordinator: "Coordinator", runner_index: int, runner_dir: Path):
+    def __init__(self, coordinator: "Coordinator", runner_index: int):
         self.coordinator = coordinator
         self.runner_index = runner_index
-        self.runner_dir = runner_dir
 
         self.DIR = coordinator.DIR
         self.ENV = coordinator.ENV