split RemoteBranch out from Branch

pkg/commands/remote_branch.go

@@ -0,0 +1,18 @@
+package commands
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/utils"
+)
+
+// Remote Branch : A git remote branch
+type RemoteBranch struct {
+	Name     string
+	Selected bool
+}
+
+// GetDisplayStrings returns the display string of branch
+func (b *RemoteBranch) GetDisplayStrings(isFocused bool) []string {
+	displayName := utils.ColoredString(b.Name, GetBranchColor(b.Name))
+
+	return []string{displayName}
+}