ui: increase drag threshold to 12 pixels (#35521)

increase drag threshold to 12 pixels

system/ui/lib/scroll_panel.py

@@ -5,7 +5,7 @@ from enum import IntEnum
 MOUSE_WHEEL_SCROLL_SPEED = 30
 INERTIA_FRICTION = 0.92        # The rate at which the inertia slows down
 MIN_VELOCITY = 0.5             # Minimum velocity before stopping the inertia
-DRAG_THRESHOLD = 5             # Pixels of movement to consider it a drag, not a click
+DRAG_THRESHOLD = 12            # Pixels of movement to consider it a drag, not a click
 BOUNCE_FACTOR = 0.2            # Elastic bounce when scrolling past boundaries
 BOUNCE_RETURN_SPEED = 0.15     # How quickly it returns from the bounce
 MAX_BOUNCE_DISTANCE = 150      # Maximum distance for bounce effect