Check the following common problems with gerrit ACL lines:
* Wrong path
* Non-existence of a referenced file
* Redundant setting of acl-config with default value
Remove redundant entries that the script found.
Add acl-config for freezer-specs since no ACL existed.
Add acl-config for vinz-webclient since no ACL existed,
this was in original change I1706332f911ad9c8887d1e40613b06cbeb5e1143.
Change-Id: I6b9fc6d2ff1cd5a1f871975608947d6fe763b500