qqmacmgr: deprecate in favor of tencent-lemon

Signed-off-by: Rui Chen <rui@chenrui.dev>

Casks/q/qqmacmgr.rb

@@ -7,10 +7,8 @@ cask "qqmacmgr" do
   name "腾讯电脑管家"
   homepage "https://lemon.qq.com/index_o.html"
 
-  livecheck do
-    url :homepage
-    regex(%r{href=.*?/QQMacMgr_(\d+(?:\.\d+)*)\.dmg}i)
-  end
+  # `tencent-lemon` is the maintained cask
+  deprecate! date: "2024-01-01", because: "Use tencent-lemon cask instead"
 
   app "QQMacMgr.app"
 end