Change storage check timeout from 300ms to 5mins

Bug: 177248242
Test: Able to boot device without any warnings or errors
Change-Id: I16f6a4225cd772c462ae379d06fda4e9c687fa8c
Merged-In: I16f6a4225cd772c462ae379d06fda4e9c687fa8c
(cherry picked from commit 99f380447fa4feaa7a133313da222f55dc1d9bec)
1 file changed