Make languages from language bar on projects directly accessible
<!--IssueSummary start--> <details> <summary> Everyone can contribute. [Help move this issue forward](https://handbook.gitlab.com/handbook/marketing/developer-relations/contributor-success/community-contributors-workflows/#contributor-links) while earning points, leveling up and collecting rewards. </summary> - [Work on this issue](https://contributors.gitlab.com/manage-issue?action=work&projectId=278964&issueIid=23559) - [Close this issue](https://contributors.gitlab.com/manage-issue?action=close&projectId=278964&issueIid=23559) </details> <!--IssueSummary end--> ### Problem Currently, the information about what each color represents is only shown on hover. ### Proposal We can potentially improve that similar to the proposal at https://gitlab.com/gitlab-org/gitlab-ce/issues/24243 from @matejlatin ![image](/uploads/fcd65b60ac71877a7e52b5dae9f60164/image.png) PS: proposal includes percentages as well
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