Stop combobox esc propagation

[bennetstankidis]

Follow up on #683 to fix #395.

• Use a meaningful title for the pull request. Include the name of the package modified.
• Test the change in your own code (Compile and run).
• Add or edit tests to reflect the change (Run with yarn test).
• Add or edit Storybook examples to reflect the change (Run with yarn start).
• Ensure formatting is consistent with the project's Prettier configuration.
• Add documentation to support any new features.

This pull request:

• Creates a new package
• Fixes a bug in an existing package
• Adds additional features/functionality to an existing package
• Updates documentation or example code
• Other

If creating a new package:

• Make sure the new package directory contains each of the following, and that their structure/formatting mirrors other related examples in the project:
  • examples directory
  • src directory with an index.tsx entry file
  • At least one example file per feature introduced by the new package
  • Base styles in a style.css file (if needed by the new package)

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