Revert^3 "shusky: disable parallel module loading"

This reverts commit 04716d571187561a8bd0d02f0a8cf332dc8c4d05.

Reason for revert: Now we can enter fastbootd normally.

Test: shiba rebooted 1000 times without failure
Bug: 280112517
Change-Id: I92736b1e535468083b35058f83a91ad153b6c5c6
3 files changed