IGAPP-684: Move helmet and meta tags to web-ts and use them

[jira-to-github-migrator-test[bot]]

Steffen Kleinle - 16.6.2021, 14:55:22

• Make sure all meta tags we used in web are implemented and included (e.g. language change paths, og tags, ...)
• Make sure page titles are set correctly for all routes

Have a look at the old route-configs in the web project for more information on the previous page titles and meta tags.

Environment: - Linked issues:

• Blocks: IGAPP-689