fix: pinConversation doesn't work on C2C conversation. (#58)

Author: std-s

OpenIMSDK.podspec

@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'OpenIMSDK'
-  s.version          = '3.8.1'
+  s.version          = '3.8.1+1'
   s.summary          = 'Open-IM-SDK'
 
 # This description is used to generate tags and improve search results.