add podspec

GMShareSDK.podspec

@@ -39,7 +39,7 @@ TODO: Add long description of the pod here.
   s.dependency 'WeiboSDK'
   s.dependency 'DouyinOpenSDK'
   s.dependency 'GMKit'
-  s.dependency 'MBProgressHUD'
+  s.dependency 'MBProgressHUD', '0.9.2'
 
   s.dependency 'GMJSONModel'
   s.dependency 'GMPhobos'