Update Policies and procedures page “parental-leave-policy”

src/staff-handbook/policies-and-procedures/parental-leave-policy.md

@@ -260,4 +260,6 @@ to work, we do not expect you to pay back any of your parental leave.
 All carers will continue to accrue holiday while they are on parental leave and
 any bank holidays that they miss will be added to their holiday entitlement when
 they return to work. They can choose to use this annual leave before or after
-their parental leave, or have some paid out during their parental leave.
+their parental leave, or have some paid out during their parental leave.
+
+*Changes to this page must be approved by a member of the Senior Leadership Team.*