Build ios-deploy for arm64 and x86_64.

Tested this locally by building and copying into Flutter cache.

```
ios-deploy/ios-deploy: Mach-O universal binary with 2 architectures: [x86_64:Mach-O 64-bit executable x86_64
- Mach-O 64-bit executable x86_64] [arm64:Mach-O 64-bit executable arm64
- Mach-O 64-bit executable arm64]
ios-deploy/ios-deploy (for architecture x86_64):	Mach-O 64-bit executable x86_64
ios-deploy/ios-deploy (for architecture arm64):	Mach-O 64-bit executable arm6
```

Bug: https://github.com/flutter/flutter/issues/69157
Change-Id: I8ae59141a5fb0f9183bab4d66bed5c9191676a1b
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/32932
Commit-Queue: Jenn Magder <magder@google.com>
Reviewed-by: Keyong Han <keyonghan@google.com>
Reviewed-by: Christopher Fujino <fujino@google.com>
diff --git a/recipes/ios_usb_dependencies/ios-usb-dependencies.resources/ios-deploy.sh b/recipes/ios_usb_dependencies/ios-usb-dependencies.resources/ios-deploy.sh
index 5870c7f..56abf2e 100755
--- a/recipes/ios_usb_dependencies/ios-usb-dependencies.resources/ios-deploy.sh
+++ b/recipes/ios_usb_dependencies/ios-usb-dependencies.resources/ios-deploy.sh
@@ -17,6 +17,6 @@
 cd "$SRC_DIR"
 git rev-parse HEAD > "commit_sha.txt"
 
-xcodebuild -configuration Release SYMROOT=build -arch x86_64
+xcodebuild -configuration Release SYMROOT=build
 
 cp LICENSE LICENSE2 ./build/Release/ios-deploy "$OUTPUT_DIR"