Do not defer All Apps updates with async inflation.

With enableWorkspaceInflation, onCompleteSignal can be executed
minutes after the initial bind, leaving All Apps in a stale empty
state. And the async approach removes the need for this deferred
rendering anyway.

Bug: 393406722
Test: Wipe, add personal account in SUW, add work account.
Flag: EXEMPT bugfix
Change-Id: I0ad8d5c26f4b982403aead5cbd190482fcc42dfe