修复封面剪裁窗口空白的包名残留问题

模块更名为 mygallery 后，activity_crop.xml 中自定义视图
仍引用旧包 cc.winboll.studio.gallery，导致 CropActivity
布局膨胀失败、剪裁窗口显示空白。现统一更正为
cc.winboll.studio.mygallery 包名引用，并同步更新
ACTION_COVER_UPDATED 广播 action 常量。

mygallery/build.properties

@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Sat Aug 22 23:20:51 GMT 2026
+#Sun Aug 23 08:06:14 HKT 2026
 stageCount=19
 libraryProject=
 baseVersion=15.0
 publishVersion=15.0.18
-buildCount=4
+buildCount=8
 baseBetaVersion=15.0.19

mygallery/src/main/java/cc/winboll/studio/mygallery/Preferences.java

@@ -14,7 +14,7 @@ public class Preferences {
     private static final String KEY_COVER_HEIGHT = "cover_height";
     private static final String KEY_COVER_RATIO = "cover_ratio";
 
-    public static final String ACTION_COVER_UPDATED = "cc.winboll.studio.gallery.COVER_UPDATED";
+    public static final String ACTION_COVER_UPDATED = "cc.winboll.studio.mygallery.COVER_UPDATED";
 
     private static final int DEFAULT_BG_TYPE = 0;
     private static final int DEFAULT_SORT_MODE = 0;

mygallery/src/main/res/layout/activity_crop.xml

@@ -73,19 +73,19 @@
         android:layout_marginBottom="56dp"
         android:fillViewport="true">
 
-        <cc.winboll.studio.gallery.ZoomContainerView
+        <cc.winboll.studio.mygallery.ZoomContainerView
             android:id="@+id/zoom_container"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:layout_gravity="center">
 
-            <cc.winboll.studio.gallery.CropCanvasView
+            <cc.winboll.studio.mygallery.CropCanvasView
                 android:id="@+id/crop_canvas_view"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"/>
 
-        </cc.winboll.studio.gallery.ZoomContainerView>
+        </cc.winboll.studio.mygallery.ZoomContainerView>
 
     </ScrollView>