DO NOT MERGE Change TIME_SPENT_IN_FOREGROUND for BatteryStatsValidationTest

A test "com.android.server.cts.BatteryStatsValidationTest#testUidForegroundDuration" fails
because TIME_SPENT_IN_FOREGROUND is short.

Bug: 139518288
Test: CTS passes
Change-Id: I2ce99d950e6576dc2dab0d8e7dee20a3f348ac6f
1 file changed