Connect app UI polish
After reviewing !50692 (merged) the following UI polish and UI text should be considered:
1. Fixing the Ghosting Sign into GitLab button
| Ghost button (seen in Chrome) |
|---|
 |
2. Address overall spacing / padding of elements
![#297685[Updates.png]](https://gitlab.com/gitlab-org/gitlab/-/issues/297685/designs/Updates.png){kind=link}
3. Copy recommendations
Edited by Libor Vanc