Step 1 - Add feature specs for IDE editor info

• Step 1 - Add feature specs for IDE editor info
• Step 2 - IDE Create a editor module for file editor properties

What does this MR do?

This MR adds some feature specs to help support refactoring these editor props. It also fixes a bug with an aria label so that we can use this label to locate the element in the feature spec.

Screenshots (strongly suggested)

Here's a screenshot of the fixed aria-label which is also in this MR 👇

Previously, the label said Close %{tabname}

Does this MR meet the acceptance criteria?

Conformity

• Changelog entry
• Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• Separation of EE specific content

Related to #222507 (closed)