升级 JMLink 到 1.2.5

[zhuscat]

pod search JMLink

没有 1.2.4 版本

安装依赖的时候也会报错

    [!] CocoaPods could not find compatible versions for pod "JMLink":
      In snapshot (Podfile.lock):
        JMLink (= 1.2.4)

      In Podfile:
        jmlink_flutter_plugin (from `.symlinks/plugins/jmlink_flutter_plugin/ios`) was resolved to 0.0.1, which depends on
          JMLink (= 1.2.4)