Update app-bar avatar background color

[ddouglasz]

Description

Recolouring follow-up: Update app-bar avatar background color

Screenshot:

[changeset-bot]

🦋 Changeset detected

Latest commit: 7e1da2e

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 37 packages

Name	Type
@commercetools-frontend/application-shell	Minor
@commercetools-frontend/cypress	Minor
@commercetools-applications/merchant-center-template-starter-typescript	Minor
@commercetools-applications/merchant-center-template-starter	Minor
@commercetools-applications/merchant-center-custom-view-template-starter-typescript	Minor
@commercetools-applications/merchant-center-custom-view-template-starter	Minor
@commercetools-local/playground	Minor
@commercetools-local/visual-testing-app	Minor
@commercetools-backend/eslint-config-node	Minor
@commercetools-backend/express	Minor
@commercetools-backend/loggers	Minor
@commercetools-frontend/actions-global	Minor
@commercetools-frontend/application-components	Minor
@commercetools-frontend/application-config	Minor
@commercetools-frontend/application-shell-connectors	Minor
@commercetools-frontend/assets	Minor
@commercetools-frontend/babel-preset-mc-app	Minor
@commercetools-frontend/browser-history	Minor
@commercetools-frontend/codemod	Minor
@commercetools-frontend/constants	Minor
@commercetools-frontend/create-mc-app	Minor
@commercetools-frontend/eslint-config-mc-app	Minor
@commercetools-frontend/i18n	Minor
@commercetools-frontend/jest-preset-mc-app	Minor
@commercetools-frontend/jest-stylelint-runner	Minor
@commercetools-frontend/l10n	Minor
@commercetools-frontend/mc-dev-authentication	Minor
@commercetools-frontend/mc-html-template	Minor
@commercetools-frontend/mc-scripts	Minor
@commercetools-frontend/notifications	Minor
@commercetools-frontend/permissions	Minor
@commercetools-frontend/react-notifications	Minor
@commercetools-frontend/sdk	Minor
@commercetools-frontend/sentry	Minor
@commercetools-frontend/url-utils	Minor
@commercetools-website/components-playground	Minor
@commercetools-website/custom-views	Minor

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Updated (UTC)
merchant-center-application-kit-components-playground	✅ Ready (Inspect)	Visit Preview	Mar 20, 2024 1:22pm

[github-actions]

Deploy preview for application-kit-custom-views ready!

✅ Preview
https://application-kit-custom-views-efoq74qie-commercetools.vercel.app
https://appkit-cv-sha-4e957d644ccd6adb2f40c05102639b728bc8a37f.commercetools.vercel.app
https://appkit-cv-pr-3455.commercetools.vercel.app

Built with commit 7e1da2e.
This pull request is being automatically deployed with vercel-action

[CarlosCortizasCT]

Thanks!

Please remember we will need to release a new version for this change to get to MC applications.