Add a function to wait for the setting of preferred payment

Bug: 195480059
Bug: 205073636
Bug: 227151765
Bug: 225190186
Test: run cts -m CtsNfcTestCases
Change-Id: I6739dd4f948cc6499c4fa66f5569b7be82aa38ad
Merged-In: I6739dd4f948cc6499c4fa66f5569b7be82aa38ad
1 file changed