Small bug fixes (#298)

fix: List remote branches for merge targets (#293)
fix: consider remote branches (#297)
fix: Save popup contents to temp_registers (#294) 

This is a #PATCH release.

lua/gitlab/git.lua

@@ -6,6 +6,7 @@ local M = {}
 ---@param command table
 ---@return string|nil, string|nil
 local run_system = function(command)
+  -- Load here to prevent loop
   local u = require("gitlab.utils")
   local result = vim.fn.trim(vim.fn.system(command))
   if vim.v.shell_error ~= 0 then
@@ -16,9 +17,12 @@ local run_system = function(command)
 end
 
 ---Returns all branches for the current repository
+---@param args table|nil extra arguments for `git branch`
 ---@return string|nil, string|nil
-M.branches = function()
-  return run_system({ "git", "branch" })
+M.branches = function(args)
+  -- Load here to prevent loop
+  local u = require("gitlab.utils")
+  return run_system(u.combine({ "git", "branch" }, args or {}))
 end
 
 ---Checks whether the tree has any changes that haven't been pushed to the remote
@@ -60,7 +64,7 @@ end
 ---Return the list of names of all remote-tracking branches or an empty list.
 ---@return table, string|nil
 M.get_all_remote_branches = function()
-  local all_branches, err = M.branches()
+  local all_branches, err = M.branches({ "--remotes" })
   if err ~= nil then
     return {}, err
   end