[fix]键盘插件，键盘引导弹窗，默认隐藏

plugins/keyboard_android/android/src/main/res/layout/component_keyboard_root.xml

@@ -12,7 +12,8 @@
     <!-- 键盘引导组件 -->
     <com.atmob.keyboard_android.component.child.impl.KeyboardGuideComponent
         android:layout_width="match_parent"
-        android:layout_height="match_parent" />
+        android:layout_height="match_parent"
+        android:visibility="gone" />
 
     <!-- 键盘选择页 -->
     <com.atmob.keyboard_android.component.child.impl.KeyboardSelectComponent