In failed log, VPN still process the migration which does not
send the network capabilities update to network agent.
In low performance devices like cuttlefish, it may sometimes
cause flaky. Specify a longer timeout to deflake the test.
Bug: 293233390
Test: atest FrameworksNetTests
Change-Id: I4e6c80c03e19efb448ee2806c5a250425b0e068f