Add prng_seeder.rc to start PRNG seeder daemon from early init.

Bug: 243933553
Test: Manual - same as https://r.android.com/2215051
Change-Id: Ie195f05476ff5eee5e589d6f4a3f631c2802fa6a
Merged-In: Ie195f05476ff5eee5e589d6f4a3f631c2802fa6a
(cherry picked from commit 812307d2706c8fcd315486d25ddf54b965b8fbe7)
(cherry picked from commit a71c519140e8ca3c0dbfd502947a66eccb410527)
Merged-In: Ie195f05476ff5eee5e589d6f4a3f631c2802fa6a
2 files changed