class/auto-package-utils: rename UTILS_AUTO_PACKAGES var
class/auto-package-utils: rename UTILS_AUTO_PACKAGES var

UTILS_AUTO_PACKAGES var is renamed to AUTO_PACKAGE_UTILS_PACKAGES
so it uses same var prefer as the other vars exported, putting them
right after each other in "oe show" listings, for easier debugging.

sknsean/core,sknsean/core,hundeboll/core,hundeboll/core,sknsean/core,sknsean/core,diorcety/oe-lite-core,hundeboll/core,hundeboll/core,diorcety/oe-lite-core,sknsean/core