oml: Use talloc_free(ptr) instead of talloc_free(ptr_to_ptr)
oml: Use talloc_free(ptr) instead of talloc_free(ptr_to_ptr)

tp_merged points to memory allocated by talloc_zero, no need to
hand the address of that to talloc itself.

geosphere/osmo-bts,geosphere/osmo-bts,shimaore/osmo-bts,telenoobie/osmo-bts,telenoobie/osmo-bts,tacooper/osmo-bts,telenoobie/osmo-bts,telenoobie/osmo-bts,shimaore/osmo-bts,osmocom/osmo-bts,shimaore/osmo-bts,osmocom/osmo-bts,tacooper/osmo-bts,shimaore/osmo-bts,geosphere/osmo-bts,geosphere/osmo-bts,osmocom/osmo-bts