Fix onChange events

[bennapp]

Motivation

Fixes: Bug: Rules - Before, After, Equals types for Dates do not trigger the then clause of a rule and Bug: Rules - Equals and Does Not Equal types don't trigger then clause of Number fields

Acceptance Criteria

PR upkeep checklist

• [ ] Change log entry
• [ ] Label(s)
• [ ] Assignee(s)
• [ ] Deployment URL: https://mavenlink.github.io/design-system/$BRANCH/
• [ ] (When ready for review) Reviewer(s)
• [ ] Green Bigmaven CI check
• [ ] DevQA on Bigmaven staging (e.g. does the work need to be imported in the internal design system?)