update version to 3.1.0

Author: shshjing

VideoOS.podspec

@@ -3,7 +3,7 @@
 Pod::Spec.new do |s|
 
   s.name         = "VideoOS"
-  s.version      = "3.0.0"
+  s.version      = "3.1.0"
   s.summary      = "Official VideoPls SDK for iOS to access VideoPls Platform with features like video os, and live os"
 
   s.description  = <<-DESC

VideoPlsUtilsPlatformSDK/VideoPlsUtilsPlatformSDK/VideoPlsUtilsPlatformSDK/Common/Utils/VPUPGeneralInfo.m

@@ -14,7 +14,7 @@
 #import "VPUPNotificationCenter.h"
 #import <sys/utsname.h>
 
-NSString * const VideoPlsUtilsPlatformSDKVersion = @"3.0.0";
+NSString * const VideoPlsUtilsPlatformSDKVersion = @"3.1.0";
 NSString * const VPUPGeneralInfoSDKChangedNotification = @"VPUPGeneralInfoSDKChangedNotification";
 
 static NSString *IDFA = nil;