fix(oganizations): correct logic for lfxMembership filter [CM-2247]

Author: mbani01

backend/src/database/repositories/organizationRepository.ts

@@ -1514,7 +1514,7 @@ class OrganizationRepository {
     index: number,
     filterName: string,
   ) {
-    const lfxFilterObj = Object.assign(filtersArray[filterName][index])
+    const lfxFilterObj = Object.assign(filtersArray[filterName][index])?.lfxMembership
     filtersArray[filterName].splice(index, 1)
 
     if (filtersArray[filterName].length === 0)