refactor the way we render lists

pkg/gui/presentation/remotes.go

@@ -0,0 +1,20 @@
+package presentation
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/commands"
+)
+
+func GetRemoteListDisplayStrings(remotes []*commands.Remote) [][]string {
+	lines := make([][]string, len(remotes))
+
+	for i := range remotes {
+		lines[i] = getRemoteDisplayStrings(remotes[i])
+	}
+
+	return lines
+}
+
+// getRemoteDisplayStrings returns the display string of branch
+func getRemoteDisplayStrings(r *commands.Remote) []string {
+	return []string{r.Name}
+}