wifi: no rust by default

for persistable bundle, since Rust is being made
the default now.

Bug: 321267339
Test: m
Merged-In: Ie877c015a7ba3ed3f596285d5cfae9049c663dbd
Change-Id: Ie877c015a7ba3ed3f596285d5cfae9049c663dbd
(cherry picked from commit e820be1f)