Project fails to build for iOS from Windows when Generate .uedebugsymbols is enabled

This does not occur in 4.18.3 at CL 3823254

UATHelper: Packaging (iOS):   ERROR: System.IO.DirectoryNotFoundException: Could not find a part of the path 'D:\Epic Games\UE_4.19\Engine\Binaries\ThirdParty\ICU\icu4c-53_1\Mac'

This did not occur when built locally on a Mac at CL 3895718

1. Create a C++ FirstPerson project
2. Setup remote compiling in Project Settings -> iOS
3. Enable Generate dSYM file for debugging option in Project Settings
4. Enable Generate dSYM bundle for third party crash tools
5. Enable Generate .uedebugsymbols file
6. File -> Package Project -> iOS

Result: Package fails in the Build step