Remove test stubs.

Author: tobiasraabe

tests/test_remote.py

@@ -229,11 +229,3 @@ def task_example() -> Annotated[str, PickleNode(path=Path("data.pkl"))]:
     assert result.exit_code == ExitCode.OK
     assert "1  Succeeded" in result.output
     assert pickle.loads(tmp_path.joinpath("data.pkl").read_bytes()) == "Hello World!"  # noqa: S301
-
-
-def test_ppathnode_injecting_path():
-    raise NotImplementedError
-
-
-def test_ppathnode_injecting_value():
-    raise NotImplementedError