zero: power: fix up GPU min/max frequencies paths
zero: power: fix up GPU min/max frequencies paths

Change-Id: If70a0147c671b1c8bcaee7627172d3be2994c5bf

TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common