chore(deps): bump core-js from 3.19.2 to 3.19.3 in /ui

Created by: dependabot[bot]

Bumps core-js from 3.19.2 to 3.19.3.

Changelog

Sourced from core-js's changelog.

3.19.3 - 2021.12.06

• Fixed internal slots check in methods of some built-in types, #1017
• Fixed URLSearchParams iterator .next that should be enumerable by the spec
• Refactored Subscription
• Added NodeJS 17.2 compat data mapping

Commits

• 7dae270 3.19.3
• dde0f68 adapt some tests for IE8-
• 1c30078 update the changelog
• 2e73413 slightly rework Subscription state
• bbddc65 update dependencies
• ef0bd20 update dependencies
• 325ee1e fix internal slots check in methods of some more built-in types
• 4a29d1f fix URLSearchParams iterator .next that should be enumerable by the spec
• bfa8fe1 fix requirements of internal slots in Observable / Subscription / `Subscr...
• 66e8263 fix a link
• Additional commits viewable in compare view

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