Implement precise movement tool

As mentioned in one of the points in
https://github.com/ppy/osu/discussions/31263.

osu.Game/Graphics/UserInterfaceV2/SliderWithTextBoxInput.cs

@@ -32,6 +32,11 @@ namespace osu.Game.Graphics.UserInterfaceV2
             set => slider.Current = value;
         }
 
+        public CompositeDrawable TabbableContentContainer
+        {
+            set => textBox.TabbableContentContainer = value;
+        }
+
         private bool instantaneous;
 
         /// <summary>