Fixes BloodHoundAD#35

The `flag=*` filter filters out almost all OUs and GPOs which have this flag unset (all in my environement). I don'' think this flag is used in SharpHound GPO processing so removing it should fix the issue without side effects.

SharpHound3/LdapBuilder.cs

@@ -87,7 +87,7 @@ internal static LdapQueryData BuildLdapQuery(CollectionMethodResolved methods)
             {
                 //ldapFilterParts.Add("(&(&(objectcategory=groupPolicyContainer)(flags=*))(name=*)(gpcfilesyspath=*))");
                 //ldapProperties.AddRange(new[] {"gpcfilesyspath", "displayname"});
-                ldapFilterParts.Add("(&(|(objectcategory=organizationalUnit)(objectclass=domain))(gplink=*)(flags=*))");
+                ldapFilterParts.Add("(&(|(objectcategory=organizationalUnit)(objectclass=domain))(gplink=*))");
                 ldapProperties.AddRange(new[] { "gplink", "name" });
             }