Improve Asset Entry Validator Architecture

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.0.6 GA, 6.0.11 EE
• Fix Version/s: --Sprint - SP, 6.0.12 EE, 6.1.0 CE RC1
• Component/s: Frontend Infrastructure, WCM, WCM > Categories, WCM > Tags
• Labels: None
• Branch Version/s:
  6.0.x
• Backported to Branch:
  Committed

Improve Asset Validator Architecture.
Now there are two classes implementing AssetEntryValidator (DefaultAssetEntryValidator and MinimalAssetEntryValidator), but we need a Base Implementation so that we check many things we are implementing in LPS-5892, and therefore the two classes will extend this base class.

A little modification in the interface is needed, as the vocabulary definition rules are dependent on the groupId