Merge branch 'mc_fix_modular_header_error' into 'master'

【fix】修复头文件的引入问题 SCB-107682

Closes SCB-107682

See merge request sensors-analytics/sdk/sensors_analytics_flutter_plugin!23

Author: 刘伟强

ios/Classes/SAFlutterGlobalPropertyPlugin.h

@@ -19,7 +19,11 @@
 //
 
 #import <Foundation/Foundation.h>
+#if __has_include(<SensorsAnalyticsSDK/SAPropertyPlugin.h>)
+#import <SensorsAnalyticsSDK/SAPropertyPlugin.h>
+#else
 #import "SAPropertyPlugin.h"
+#endif
 
 NS_ASSUME_NONNULL_BEGIN