remove NOSONAR marker in G-9030 to not hide violation

Author: PhilippSalvisberg

docs/4-language-usage/9-function-usage/g-9030.md

@@ -23,8 +23,7 @@ create or replace package body employee_api is
       co_dob_str     constant type_up.date_string        := in_dob_str;
    begin
       update employees
-         set date_of_birth = to_date(co_dob_str,'FXYYYY-MM-DD' -- NOSONAR: G-1050 must be a literal
-)
+         set date_of_birth = to_date(co_dob_str,'FXYYYY-MM-DD') -- violates also G-1050
        where employee_id = co_employee_id;
    end set_dob;
 end employee_api;