fix(@angular-devkit/build-angular): downlevel and optimize locale data

[alan-agius4]

Locale data is now transformed to be compatible with the ECMAScript level of the application bundles. The locale data is also optimized to remove comments and unnecessary whitespace.

Fixes: #17497 and Fixes: #17735

Patch version of #17625

[googlebot]

All (the pull request submitter and all commit authors) CLAs are signed, but one or more commits were authored or co-authored by someone other than the pull request submitter.

We need to confirm that all authors are ok with their commits being contributed to this project. Please have them confirm that by leaving a comment that contains only @googlebot I consent. in this pull request.

Note to project maintainer: There may be cases where the author cannot leave a comment, or the comment is not properly detected as consent. In those cases, you can manually confirm consent of the commit author(s), and set the cla label to yes (if enabled on your project).

ℹ️ Googlers: Go here for more info.

[clydin]

@googlebot I consent.

[googlebot]

CLAs look good, thanks!

ℹ️ Googlers: Go here for more info.

[angular-automatic-lock-bot]

This issue has been automatically locked due to inactivity.
Please file a new issue if you are encountering a similar or related problem.

Read more about our automatic conversation locking policy.

_{This action has been performed automatically by a bot.}