fix: flicking screen when changing keyboard

Author: 340dt7zw

app/src/main/java/com/osfans/trime/ime/keyboard/KeyboardView.java

@@ -621,7 +621,6 @@ public void setKeyboard(Keyboard keyboard) {
     List<Key> keys = mKeyboard.getKeys();
     mKeys = keys.toArray(new Key[keys.size()]);
     setKeyboardBackground();
-    requestLayout();
     // Hint to reallocate the buffer if the size changed
     mKeyboardChanged = true;
     invalidateAllKeys();