Deprecate old packages

[patzick]

📚 Documentation Improvements

Description

Cleanup of the packages, get rid of the old shopware-pwa npm namespace

Example of a deprecated package: https://www.npmjs.com/package/@shopware-pwa/api-client

• info in readme
• points to the alternative solution
• deprecated on NPM

Things to do

Migrate packages

• [x] migrate CMS package https://www.npmjs.com/package/@shopware-pwa/cms-base to @shopware/cms-base and deprecate old package (#1599)
• [x] migrate nuxt3-module https://www.npmjs.com/package/@shopware-pwa/nuxt3-module to @shopware/nuxt-module (#1599)
• [x] migrate composables-next package https://www.npmjs.com/package/@shopware-pwa/composables-next to @shopware/composables (#1594, #1596 )
• [x] migrate helpers-next package https://www.npmjs.com/package/@shopware-pwa/helpers-next to @shopware/helpers (#1599)
• [x] remove api-client-old package from the repo (#1409)

From the old PWA project

• [x] depcerate PWA client https://www.npmjs.com/package/@shopware-pwa/shopware-6-client
• [x] depcerate PWA helpers https://www.npmjs.com/package/@shopware-pwa/helpers
• [x] deprecate PWA composables https://www.npmjs.com/package/@shopware-pwa/composables
• [x] deprecate PWA default theme https://www.npmjs.com/package/@shopware-pwa/default-theme
• [x] depcerate PWA CLI https://www.npmjs.com/package/@shopware-pwa/cli
• [x] deprecate PWA commons package with interfaces https://www.npmjs.com/package/@shopware-pwa/commons
• [x] deprecate PWA nuxt module https://www.npmjs.com/package/@shopware-pwa/nuxt-module
• [x] deprecate PWA theme-base package https://www.npmjs.com/package/@shopware-pwa/theme-base
• [x] deprecate PWA types package https://www.npmjs.com/package/@shopware-pwa/types - point to the new API client (#1413)

[BrocksiNet]

Close to being done 👍