fix(animations): resolve error when using AnimationBuilder with platf…

[vikerman]

…orm-server

Use an injected DOCUMENT instead of assuming the global 'document'
exists.

Fixes #18635.

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/angular/angular/blob/master/CONTRIBUTING.md#commit
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

[x] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Documentation content changes
[ ] angular.io application / infrastructure changes
[ ] Other... Please describe:

What is the current behavior?

Exception when AnimationBuilder is injected on the server.

Issue Number: #18635

What is the new behavior?

No Exceptions

Does this PR introduce a breaking change?

[ ] Yes
[x] No

[mary-poppins]

You can preview 5b998e5 at https://pr18642-5b998e5.ngbuilds.io/.

[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.}