FIO-9592: Fix default submit button

[mikekotikov]

Link to Jira Ticket

https://formio.atlassian.net/browse/FIO-9592

Description

What changed?

Added submit button to initial form and subscribed to setDisplay renderer event to update the form definition (fixes submit button addition/removal when switching to Wizard form type and back)

Why have you chosen this solution?

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Breaking Changes / Backwards Compatibility

Use this section to describe any potentially breaking changes this PR introduces or any effects this PR might have on backwards compatibility

Dependencies

formio/formio.js/pull/5984

How has this PR been tested?

Manually

Checklist:

• I have completed the above PR template
• 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

[brendanbond]

This looks fine, but is there a reason that we shouldn't just consolidate this logic into the builder itself? Why should React care about submit buttons? What happens in the builder in angular? etc.

[mikekotikov]

This looks fine, but is there a reason that we shouldn't just consolidate this logic into the builder itself? Why should React care about submit buttons? What happens in the builder in angular? etc.

@brendanbond do you mean the initial form? so to make the renderer edit it and add a button?