[HOLD for payment 2024-03-22] [TS migration] Migrate 'Composer.stories.js' story to TypeScript

[melvin-bot]

TypeScript migration

Make sure you read through our TypeScript's style guide, cheatsheet and PropTypes conversion table before you start working on this migration issue.

Files

Path	Dependencies
src/stories/Composer.stories.js	10

[melvin-bot]

@melvin-bot[bot], this Monthly task hasn't been acted upon in 6 weeks; closing.

If you disagree, feel encouraged to reopen it -- but pick your least important issue to close instead.

[melvin-bot]

@melvin-bot[bot], this Monthly task hasn't been acted upon in 6 weeks; closing.

If you disagree, feel encouraged to reopen it -- but pick your least important issue to close instead.