Revert "add sprint overlays for frameworks and mms app"

This reverts commit 18f1c6fbcfacf518543e7da3475e5cfc062e59d4.
Revert "overlay: add verizon eri's for vzw's metric shitload of mcc/mnc pairs"

This reverts commit 7a448ea04e5c739048cd6e2c4f036ff1738203f6.