This patch fetches the USAP pool refill delay value from device_config
instead of hardcoding it.
Bug: 131362095
Test: Build and launch 10+ apps successfully
Change-Id: I244d83a38bde32620bd4bf50e9031c25c6267091
Merged-In: I244d83a38bde32620bd4bf50e9031c25c6267091
(cherry picked from commit 365e50bfa4)