fix: Podfile

Author: bdlukaa

ios/Podfile

@@ -44,6 +44,10 @@ post_install do |installer|
   installer.pods_project.targets.each do |target|
     flutter_additional_ios_build_settings(target)
     target.build_configurations.each do |config|
+      xcconfig_path = config.base_configuration_reference.real_path
+      xcconfig = File.read(xcconfig_path)
+      xcconfig_mod = xcconfig.gsub(/DT_TOOLCHAIN_DIR/, "TOOLCHAIN_DIR")
+      File.open(xcconfig_path, "w") { |file| file << xcconfig_mod }
       config.build_settings['GCC_PREPROCESSOR_DEFINITIONS'] ||= [
         '$(inherited)',
         'PERMISSION_NOTIFICATIONS=1'