test: remove breaking pytest type hints

The "request" apparently isn't a FixtureRequest in all pytest versions
we run with. Failed in our current Alpine docker image.

Author: scop

test/t/conftest.py

@@ -637,7 +637,7 @@ def in_container() -> bool:
 
 
 def prepare_fixture_dir(
-    request: pytest.FixtureRequest, files: Iterable[str], dirs: Iterable[str]
+    request, files: Iterable[str], dirs: Iterable[str]
 ) -> Tuple[Path, List[str], List[str]]:
     """
     Fixture to prepare a test dir with dummy contents on the fly.

test/t/test_kdvi.py

@@ -9,9 +9,7 @@
 
 class TestKdvi:
     @pytest.fixture(scope="class")
-    def setup_fixture(
-        self, request: pytest.FixtureRequest
-    ) -> Tuple[Path, List[str], List[str]]:
+    def setup_fixture(self, request) -> Tuple[Path, List[str], List[str]]:
         return prepare_fixture_dir(
             request,
             (

test/t/test_kpdf.py

@@ -9,9 +9,7 @@
 
 class TestKpdf:
     @pytest.fixture(scope="class")
-    def setup_fixture(
-        self, request: pytest.FixtureRequest
-    ) -> Tuple[Path, List[str], List[str]]:
+    def setup_fixture(self, request) -> Tuple[Path, List[str], List[str]]:
         return prepare_fixture_dir(
             request,
             ".eps .EPS .pdf .PDF .ps .PS .txt".split(),