added ruff test

apps/studio/tests/test_scene3d_pane_ui.py

@@ -13,11 +13,10 @@ view menu / the pane's header both reach that dialog.
 from __future__ import annotations
 
 import pytest
-from PySide6.QtCore import Signal
-from PySide6.QtWidgets import QWidget
-
 from orisys_app_shared.i18n import t
 from orisys_studio.ui import icons
+from PySide6.QtCore import Signal
+from PySide6.QtWidgets import QWidget
 
 
 @pytest.fixture
@@ -186,7 +185,11 @@ def test_the_pane_offers_the_two_quantities_and_says_which_one_it_drew(panel):
 
 def test_the_diagnostics_switch_governs_what_the_pane_explains(panel):
     """Warnings are claims about the measurement and always show; info is explanation."""
-    from orisys_app_shared.scene3d.contracts import FieldDescriptor, RenderStats, diagnostic
+    from orisys_app_shared.scene3d.contracts import (
+        FieldDescriptor,
+        RenderStats,
+        diagnostic,
+    )
 
     panel.set_descriptor(FieldDescriptor("flow_magnitude", "px", "approximate", False))
     panel.set_render_stats(