Revert "[res] Duplicate AssetManager when changes are needed"

This reverts commit 40c4f8c8a78afb29fd2fa8ab9dd876569cdab123.

Bug: 379317468

Reason for revert: b/379317468

Change-Id: Id8c5c7cb7fc884234deae33caaa13236fb2a9a57
3 files changed