Remove monitoring services from legacy.js

Removed monitoring and uptime services from the list.

js/legacy.js

@@ -86,10 +86,6 @@
             'ChatGPT-User',
             'anthropic-ai',
             
-            // Monitoring & Uptime
-            'Pingdom',
-            'cron-job.org',
-            
             // Security Scanners
             'CensysInspect',
             'Shodan',