Fix git branches in non-active repository (#26148)

Release Notes:

- Git Beta: Fixed a bug where the branch selector would only show for
the first repository opened.

---------

Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>
Co-authored-by: Richard Feldman <oss@rtfeldman.com>

crates/project/src/project.rs

@@ -48,7 +48,7 @@ use image_store::{ImageItemEvent, ImageStoreEvent};
 
 use ::git::{
     blame::Blame,
-    repository::{Branch, GitRepository, RepoPath},
+    repository::{GitRepository, RepoPath},
     status::FileStatus,
 };
 use gpui::{
@@ -3705,21 +3705,6 @@ impl Project {
         worktree.get_local_repo(&root_entry)?.repo().clone().into()
     }
 
-    pub fn branches(&self, project_path: ProjectPath, cx: &App) -> Task<Result<Vec<Branch>>> {
-        self.worktree_store().read(cx).branches(project_path, cx)
-    }
-
-    pub fn update_or_create_branch(
-        &self,
-        repository: ProjectPath,
-        new_branch: String,
-        cx: &App,
-    ) -> Task<Result<()>> {
-        self.worktree_store()
-            .read(cx)
-            .update_or_create_branch(repository, new_branch, cx)
-    }
-
     pub fn blame_buffer(
         &self,
         buffer: &Entity<Buffer>,