Revert "LPS-44526 New User does not have administration permissions in New Site when made Site Administrator/Site Owner"

This reverts commit 612d2651dc40a1d22daf088626202a540c3d8e01.
LPS-44526 NullCacheModel's MVCC value should be -1 to prevent it from blocking the very initial entity value to go into MVCCPortalCache
LPS-45526 Regenerate