Parser would earlier alternate after finding the first
begin event, not it looks for pairs.

Fixes: https://github.com/flutter/flutter/issues/54095

This reverts commit 13052b10.

This reverts commit 656f4d12.

* remove PackageMap

* Update flutter_web_platform.dart

* Generate methods using template resources if they do not exist in other locales

* Added a flag to either output of messages that have not been translated with detail into a file, or display a summary on the terminal.

* Add integration test for fallback message usage

This reverts commit f8784e72.

* fd10734e5 Fix flutter_windows_unittests runtime dependency (flutter/engine#17524)

* 8f6590cbb Added "unrecognized-selector" errors to match g3 builds (flutter/engine#17566)

* 5b4b1f33c Reland "Improve C++ plugin lifetime handling" (flutter/engine#17570)

* Updated bin/internal/fuchsia-linux.version