Fix Inline blocks use for the Heading component on Data provided to prop attributes for component varbase_components:heading is not a valid instance

Problem/Motivation

• Having Ajax errors while using the Layout Builder
• When placing custom inline block in sections

Proposed resolution

• Add only in include, or embed use of the varbase_components:heading component
• Define the attributes prop for the use in inline blocks in the Layout Builder

Remaining tasks

• ✅ File an issue about this project
• ✅ Addition/Change/Update/Fix to this project
• ✅ Testing to ensure no regression
• ➖ Automated unit/functional testing coverage
• ➖ Developer Documentation support on feature change/addition
• ➖ User Guide Documentation support on feature change/addition
• ✅ Accessibility and Readability
• ✅ Code review from 1 Varbase core team member
• ✅ Full testing and approval
• ✅ Credit contributors
• ✅ Review with the product owner
• ✅ Update Release Notes and Update Helper on new feature change/addition
• ❌ Release varbase-10.0.0-beta2, varbase_components-2.0.0-alpha22

Varbase update type

• ✅ No Update
• ➖ Optional Update
• ➖ Forced Update
• ➖ Forced Update if Unchanged

User interface changes

• N/A

API changes

• N/A

Data model changes

• N/A

Release notes snippet

• Issue #3386715: Fixed Inline blocks use for the Heading component on Data provided to prop attributes for component varbase_components:heading is not a valid instance