adding reducer and saga for employee

redux/employee/employee.actions.js

@@ -27,3 +27,9 @@ export function loginEmployeeSuccess(technician) {
     payload: technician
   }
 }
+export function loginEmployeeFal(error) {
+  return {
+    type: EmployeeActionTypes.AUTHORIZING_EMPLOYEE_FALURE,
+    error: error
+  }
+}