revert min ios to 15.1 app crashes otherwise

Author: krystofwoldrich

ios/sentry_react_native.xcodeproj/project.pbxproj

@@ -398,7 +398,7 @@
 				CURRENT_PROJECT_VERSION = 19;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = sentry_react_native/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 13.4;
+				IPHONEOS_DEPLOYMENT_TARGET = 15.1;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -425,7 +425,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				CURRENT_PROJECT_VERSION = 19;
 				INFOPLIST_FILE = sentry_react_native/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 13.4;
+				IPHONEOS_DEPLOYMENT_TARGET = 15.1;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",