(fix) Report unhandled form submission errors

[samuelmale]

Requirements

• This PR has a title that briefly describes the work done including the ticket number. If there is a ticket, make sure your PR title includes a conventional commit label. See existing PR titles for inspiration.
• My work conforms to the OpenMRS 3.0 Styleguide and design documentation.
• My work includes tests or is validated by existing tests.

Summary

This ensures that unhandled errors (errors objects that were not into a toast descriptor) from the form processor are reported to the user instead of silently failing.

Screenshots

Related Issue

N/A

Other

[github-actions]

Size Change: +82 B (+0.01%)

Total Size: 1.15 MB

ℹ️ View Unchanged

Filename	Size	Change
dist/151.js	300 kB	0 B
dist/225.js	2.57 kB	0 B
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dist/3.js	481 B	0 B
dist/300.js	642 B	0 B
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dist/353.js	3.02 kB	0 B
dist/41.js	3.37 kB	0 B
dist/422.js	6.8 kB	0 B
dist/501.js	108 kB	0 B
dist/540.js	2.63 kB	0 B
dist/55.js	758 B	0 B
dist/572.js	252 kB	+82 B (+0.03%)
dist/617.js	86.9 kB	0 B
dist/635.js	14.3 kB	0 B
dist/901.js	11.8 kB	0 B
dist/99.js	691 B	0 B
dist/993.js	3.09 kB	0 B
dist/main.js	342 kB	0 B
dist/openmrs-esm-form-engine-lib.js	3.67 kB	0 B

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[pirupius]

LGTM