Extend GNSS VTS 2.1 test timeout to 15min

Bug: 160838409
Test: atest VtsHalGnssV2_1TargetTest
Change-Id: I59b9c55c73beb631a49ba39fcb3ba6e20475ac15
Merged-In: I59b9c55c73beb631a49ba39fcb3ba6e20475ac15
1 file changed