Support "New incognito window" from the app menu

- Add intent EXTRA_OPEN_NEW_INCOGNITO_WINDOW;
- Move mSupportedProfileType init from createTabCreators() to
createTabModels();
- Expand MultiInstanceManagerImpl#openNewWindow to support incognito.

Bug: 429518328
Change-Id: Id3518a56080f4f0c46f02b4d3b37fc572720edc9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6784831
Reviewed-by: Sky Malice <skym@chromium.org>
Reviewed-by: Calder Kitagawa <ckitagawa@chromium.org>
Commit-Queue: Shu Yang <shuyng@google.com>
Cr-Commit-Position: refs/heads/main@{#1492404}