Bump @rjsf/core from v2.5.1 to v4.2.3

[myarmolinsky]

Bump @rjsf/core from v2.5.1 to v4.2.3

Patches vulnerability with jsonpointer < v5.0.0

Change-type: patch

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Contributor checklist

• I have regenerated jest snapshots for any affected components with npm run generate-snapshots

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