git: Add PushTo to select which remote to push (#31482)

mostly, I using `git checkout -b branch_name upstream/main` to create
new branch which reference remote upstream not my fork.
When using `Push` will always failed with not permission. So we need
ability to select which remote to push.

Current branch is based on my previous pr #26897 

Release Notes:

- Add `PushTo` to select which remote to push.

---------

Co-authored-by: Cole Miller <cole@zed.dev>

crates/git/src/git.rs

@@ -46,6 +46,7 @@ actions!(
         TrashUntrackedFiles,
         Uncommit,
         Push,
+        PushTo,
         ForcePush,
         Pull,
         Fetch,