UI: Improve tooltip for continuous grab

Attempt to explain the feature better follow a better writing style.

source/blender/makesrna/intern/rna_userdef.c

@@ -5739,10 +5739,11 @@ static void rna_def_userdef_input(BlenderRNA *brna)
 
   prop = RNA_def_property(srna, "use_mouse_continuous", PROP_BOOLEAN, PROP_NONE);
   RNA_def_property_boolean_sdna(prop, NULL, "uiflag", USER_CONTINUOUS_MOUSE);
-  RNA_def_property_ui_text(prop,
-                           "Continuous Grab",
-                           "Allow moving the mouse outside the view on some manipulations "
-                           "(transform, ui control drag)");
+  RNA_def_property_ui_text(
+      prop,
+      "Continuous Grab",
+      "Let the mouse wrap around the view boundaries so mouse movements are not limited by the "
+      "screen size (used by transform, dragging of UI controls, etc.)");
 
   prop = RNA_def_property(srna, "use_drag_immediately", PROP_BOOLEAN, PROP_NONE);
   RNA_def_property_boolean_sdna(prop, NULL, "flag", USER_RELEASECONFIRM);