FIO-7445: fixed an issue with interpolated data in HTML

[KatrinKhilko]

Link to Jira Ticket

https://formio.atlassian.net/browse/FIO-7445

Description

What changed?

Previously, formio.js ... This PR replaces this behavior by ...

Why have you chosen this solution?

Although there were many potential solutions such as ..., [my solution] was best because ...

Dependencies

This PR depends on the following PRs from other Form.io modules: ...

How has this PR been tested?

I added automated tests to cover [all/the following] cases, including ...

Checklist:

• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation (if applicable)
• My changes generate no new warnings
• My changes include tests that prove my fix is effective (or that my feature works as intended)
• New and existing unit/integration tests pass locally with my changes
• Any dependent changes have corresponding PRs that are listed above