Groom ledger-tool bounds output (#8710) (#8715)

(cherry picked from commit acb23e8ef0)

Co-authored-by: Michael Vines <mvines@gmail.com>

ledger-tool/src/main.rs

@@ -1093,20 +1093,19 @@ fn main() {
                 Ok(metas) => {
                     let all = arg_matches.is_present("all");
 
-                    println!("Collecting Ledger information...");
                     let slots: Vec<_> = metas.map(|(slot, _)| slot).collect();
                     if slots.is_empty() {
-                        println!("Ledger is empty. No slots found.");
+                        println!("Ledger is empty");
                     } else {
                         let first = slots.first().unwrap();
                         let last = slots.last().unwrap_or_else(|| first);
                         if first != last {
-                            println!("Ledger contains data from slots {:?} to {:?}", first, last);
+                            println!("Ledger has data for slots {:?} to {:?}", first, last);
                             if all {
                                 println!("Non-empty slots: {:?}", slots);
                             }
                         } else {
-                            println!("Ledger only contains some data for slot {:?}", first);
+                            println!("Ledger has data for slot {:?}", first);
                         }
                     }
                 }