fix(mobile-next): 移除悬浮窗申请与位置发送，通话文案改为语音通话

同步完成后不再索取 SYSTEM_ALERT_WINDOW，去掉旧浮窗服务声明和定位权限/发送入口；历史位置消息仍只读展示。

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: multica-agent <github@multica.ai>

mobile-next/openim_common/lib/src/widgets/views.dart

@@ -72,12 +72,6 @@ class IMViews {
             alignment: MainAxisAlignment.start,
             onTap: () => onTapSheetItem.call(0),
           ),
-          SheetItem(
-            label: StrRes.callVideo,
-            icon: ImageRes.callVideo,
-            alignment: MainAxisAlignment.start,
-            onTap: () => onTapSheetItem.call(1),
-          ),
         ],
       ),
     );
@@ -96,11 +90,6 @@ class IMViews {
             icon: ImageRes.callVoice,
             onTap: () => onTapSheetItem.call(0),
           ),
-          SheetItem(
-            label: StrRes.callVideo,
-            icon: ImageRes.callVideo,
-            onTap: () => onTapSheetItem.call(1),
-          ),
         ],
       ),
     );