[RN][iOS] Fix flags

packages/react-native/scripts/cocoapods/utils.rb

@@ -162,7 +162,7 @@ def self.apply_xcode_15_patch(installer, xcodebuild_manager: Xcodebuild)
             project.build_configurations.each do |config|
                 # fix for weak linking
                 self.safe_init(config, other_ld_flags_key)
-                if self.is_using_xcode15_or_greater(:xcodebuild_manager => xcodebuild_manager)
+                if self.is_using_xcode15_0(:xcodebuild_manager => xcodebuild_manager)
                     self.add_value_to_setting_if_missing(config, other_ld_flags_key, xcode15_compatibility_flags)
                 else
                     self.remove_value_to_setting_if_present(config, other_ld_flags_key, xcode15_compatibility_flags)
@@ -387,7 +387,7 @@ def self.remove_value_to_setting_if_present(config, setting_name, value)
         end
     end
 
-    def self.is_using_xcode15_or_greater(xcodebuild_manager: Xcodebuild)
+    def self.is_using_xcode15_0(xcodebuild_manager: Xcodebuild)
         xcodebuild_version = xcodebuild_manager.version
 
         # The output of xcodebuild -version is something like
@@ -398,7 +398,8 @@ def self.is_using_xcode15_or_greater(xcodebuild_manager: Xcodebuild)
         regex = /(\d+)\.(\d+)(?:\.(\d+))?/
         if match_data = xcodebuild_version.match(regex)
             major = match_data[1].to_i
-            return major >= 15
+            minor = match_data[2].to_i
+            return major == 15 && minor == 0
         end
 
         return false