[Android] Add opaque hybrid composition mode

[XuanTung95]

Description: https://github.com/flutter/flutter/issues/128198 PR engine: https://github.com/flutter/engine/pull/42550

Pre-launch Checklist

• [x] I read the Contributor Guide and followed the process outlined there for submitting PRs.
• [x] I read the Tree Hygiene wiki page, which explains my responsibilities.
• [x] I read and followed the Flutter Style Guide, including Features we expect every widget to implement.
• [x] I signed the CLA.
• [x] I listed at least one issue that this PR fixes in the description above.
• [x] I updated/added relevant documentation (doc comments with ///).
• [x] I added new tests to check the change I am making, or this PR is test-exempt.
• [x] All existing and new tests are passing.

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[stuartmorgan]

Making as a draft pending the creation and approval of a design document, since that needs to be reviewed before any code.