fix[backend,frontend]: add missing Constants import and remove duplicate variable declaration

Author: Kbayero

backend/src/main/java/com/park/utmstack/web/rest/application_modules/UtmModuleGroupResource.java

@@ -1,6 +1,7 @@
 package com.park.utmstack.web.rest.application_modules;
 
 import com.park.utmstack.aop.logging.AuditEvent;
+import com.park.utmstack.config.Constants;
 import com.park.utmstack.domain.application_events.enums.ApplicationEventType;
 import com.park.utmstack.domain.application_modules.UtmModule;
 import com.park.utmstack.domain.application_modules.UtmModuleGroup;

frontend/src/app/app-module/guides/guide-soc-ai/guide-soc-ai.component.ts

@@ -394,12 +394,6 @@ export class GuideSocAiComponent implements OnInit {
       if (authType) {
         this.formValues['authType'] = authType.confValue || 'custom-headers';
       }
-
-      const customHeaders = this.getConf('utmstack.socai.customHeaders');
-      if (customHeaders) {
-        this.formValues['customHeaders'] = customHeaders.confValue || '{}';
-        this.parseHeadersFromJson(this.formValues['customHeaders']);
-      }
     } else {
       this.headerRows = [];
       // Set defaults for the new provider