* adds small button size variant
* makes small icon button same size as small button
* testing small button for extension header
* remove extension changes
* update popout layout story
* revert change to small icon button padding
* add whitespace to see if error resolves
* default buttonType to primary
* default buttonType to secondary
* add comment around why nonNullButtonSize value exists
* add comment to property about using the non null version
* Update apps/browser/src/platform/popup/layout/popup-layout.stories.ts
Co-authored-by: Oscar Hinton <Hinton@users.noreply.github.com>
* updated input syntax when using static values
* remove nonNull value coersion
* allow changing of size input in Story
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Co-authored-by: Oscar Hinton <Hinton@users.noreply.github.com>