Android: Call PasskeySelectedCallback in ChromeWebAuthnCredsDelegate

For passkeys, dismissing the popup logic was moved from
PasswordAutofillManager to ChromeWebAuthnCredentialsDelegate in
crrev.com/c/5385965. This fixes a bug for Android

Bug: 332619045
Change-Id: I19629e98aabd84c4a67fc627baab9ced27e2d871
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5416377


Auto-Submit: Adem Derinel <derinel@google.com>
Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Commit-Queue: Vasilii Sukhanov <vasilii@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1281799}