Shuffle the commit-by-commit buttons
### Proposals
(don't mind the space between buttons in these mockups, they are supposed to be equal)
#### Commit by commit MR diff
| Before | After |
|-|-|
|  | 
I'd like to propose another copy for `Show latest version` as well, but I don't have a great idea.
### Full MR diff
| Before | After |
|-|-|
|  |  |
### Spec
- [Figma prototype 🔗](https://www.figma.com/file/Ws1ew15uGZEmZ7SKezdMfv/Shuffle-the-commit-by-commit-buttons?node-id=0%3A1)
issue