Make background image item an activable element

• Type: Technical Task
• Status: Closed
• Priority: Minor
• Resolution: Completed
• Affects Version/s: None
• Fix Version/s: 7.2.X, Master
• Component/s: Pages > Page Editor
• Labels:
  • ee-bp
  • liferay-dxp-72-sp1
  • liferay-fixpack-dxp-2-7210
• Branch Version/s:
  7.2.x
• Backported to Branch:
  Committed
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/76344

Element that have editable/mappeable background image should be activable elements, so as text editables, fragments or layouts.