Omit newlines between errors

CHANGELOG.md

@@ -14,6 +14,9 @@ Procedure when bumping the version number:
 
 ## Unreleased
 
+### Changed
+- Print errors that occurred while cove was running more compactly
+
 ## v0.5.0 - 2022-09-26
 
 ### Added

src/logger.rs

@@ -81,13 +81,14 @@ impl Drop for LoggerGuard {
                 if !error_encountered {
                     eprintln!();
                     eprintln!("The following errors occurred while cove was running:");
-                    eprintln!();
                 }
                 error_encountered = true;
                 eprintln!("{}", msg.content);
-                eprintln!();
             }
         }
+        if error_encountered {
+            eprintln!();
+        }
     }
 }