style: Update FPS tooltip text for better understanding.

Author: Sparshr04

movement/napari/loader_widgets.py

@@ -133,7 +133,8 @@ def _on_source_software_changed(self, current_text: str):
 
         if is_netcdf:
             self.fps_spinbox.setToolTip(
-                "FPS is read directly from the netCDF file."
+                "The fps (frames per second) is read directly \n"
+                "from the netCDF file attributes."
             )
         else:
             self.fps_spinbox.setToolTip(self.fps_default_tooltip)

tests/test_unit/test_napari_plugin/test_data_loader_widget.py

@@ -154,7 +154,7 @@ def test_on_layer_added_and_deleted(
 @pytest.mark.parametrize(
     "choice, fps_enabled, tooltip_contains",
     [
-        ("movement (netCDF)", False, "directly from the netCDF file"),
+        ("movement (netCDF)", False, "netCDF file attributes"),
         ("SLEAP", True, "Set the frames per second"),
         ("DeepLabCut", True, "Set the frames per second"),
     ],