git: Improvements to fetch/push/pull (#26041)

- Add global handlers so these actions can be invoked from the command
palette, etc.
- Tweak spinner to not show itself until a remote has been selected

Release Notes:

- N/A
0453cb2b06Cole Miller committed on 3/4/2025, 5:37:11 PM· committed by GitHubparent8521188
2 files changedLine totals unavailable