Interactivity API: Fix flaky test in data-wp-on-document

[cbravobernal]

What?

Fixes #58398
Apply the same fix done in #58642 in data-wp-on-document directive e2e test.

[github-actions]

The following accounts have interacted with this PR and/or linked issues. I will continue to update these lists as activity occurs. You can also manually ask me to refresh this list by adding the props-bot label.

Core SVN

If you're a Core Committer, use this list when committing to wordpress-develop in SVN:

Props: cbravobernal, luisherranz.

GitHub Merge commits

If you're merging code through a pull request on GitHub, copy and paste the following into the bottom of the merge commit message.

Co-authored-by: c4rl0sbr4v0 <cbravobernal@git.wordpress.org>
Co-authored-by: luisherranz <luisherranz@git.wordpress.org>

To understand the WordPress project's expectations around crediting contributors, please review the Contributor Attribution page in the Core Handbook.

[luisherranz]

My god, let's see if this is the final one 😅

[github-actions]

Warning: Type of PR label mismatch

To merge this PR, it requires exactly 1 label indicating the type of PR. Other labels are optional and not being checked here.

• Type-related labels to choose from: [Type] Automated Testing, [Type] Breaking Change, [Type] Bug, [Type] Build Tooling, [Type] Code Quality, [Type] Copy, [Type] Developer Documentation, [Type] Enhancement, [Type] Experimental, [Type] Feature, [Type] New API, [Type] Task, [Type] Technical Prototype, [Type] Performance, [Type] Project Management, [Type] Regression, [Type] Security, [Type] WP Core Ticket, Backport from WordPress Core.
• Labels found: [Type] Bug, [Type] Automated Testing, [Packages] Interactivity.

Read more about Type labels in Gutenberg. Don't worry if you don't have the required permissions to add labels; the PR reviewer should be able to help with the task.