Update polling interval to 5 minutes

Changed polling interval from 60 seconds to 5 minutes.

Author: thatSFguy

nodemgr.html

@@ -565,7 +565,7 @@ <h2>🔗 Collaboration Settings</h2>
             } catch (e) {
                 // Silent fail on polling
             }
-        }, 60000); // Poll every 60 seconds
+        }, 300000); // Poll every 5 minutes
 
         if (document.readyState === 'loading') {
             document.addEventListener('DOMContentLoaded', initialize);