setScreenOnScanSchedule CTS with duration

Update CTS test to use Duration instead of primitive for the scan
interval.

Bug: 213289895
Test: atest WifiManagerTest#testSetScreenOnScanSchedule WifiManagerTest#testSetScreenOnScanScheduleNoPermission
Change-Id: Iaa96bcdd6eb0344b939b5caea1934c73bed9bf7f
1 file changed