fix uncommited line output

src/vcs.rs

@@ -106,11 +106,12 @@ impl Vcs {
 
             let mut once = true;
             for project in &self.projects {
-                if once {
-                    println!("\n{}\n", "** Projects with uncommitted changes **".italic());
-                    once = false;
-                }
                 if !project.repo.uncommitted_changes()?.is_empty() {
+                    if once {
+                        println!("\n{}\n", "** Projects with uncommitted changes **".italic());
+                        once = false;
+                    }
+
                     println!(
                         "{}",
                         project.display(ProjectDisplayOptions::Changes.into())?