fix(ios): set SDKROOT to iphoneos26

Author: Suyunmeng

ios/Runner.xcodeproj/project.pbxproj

@@ -380,7 +380,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
-				SDKROOT = iphoneos;
+				SDKROOT = iphoneos26.0;
 				SUPPORTED_PLATFORMS = iphoneos;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;
@@ -507,7 +507,7 @@
 				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
-				SDKROOT = iphoneos;
+				SDKROOT = iphoneos26;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -557,7 +557,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
-				SDKROOT = iphoneos;
+				SDKROOT = iphoneos26;
 				SUPPORTED_PLATFORMS = iphoneos;
 				SWIFT_COMPILATION_MODE = wholemodule;
 				SWIFT_OPTIMIZATION_LEVEL = "-O";