Missing redeclare class modification

[Adrian Pop]

Discussion on this here: ​m:#1685.

When flattening A.C:

package A
  model B
    model B2
        replaceable type P = Real;
        P p;
    end B2;
    B2 b2;
  end B;

  model C
    extends B(B2(redeclare type P = Integer));
    B2.P p;
  end C;  
end A;

class A.C
  Integer b2.p;
  Real p;
end A.C;