Updated main.js

src/main.js

@@ -1109,7 +1109,7 @@ const monitorTab = (() => {
         var count = Object.keys(entries).length;
         notify('Argus Monitor Active',
           'The monitor is still running with ' + count + ' hosts. Close the monitor to stop pinging.');
-      }, 15* 60 * 1000);
+      }, 15 * 60 * 1000);
     } catch (err) {
       console.error('Monitor start error:', err);
       setRunning(false);