#4712 bad placement of bendAfter against dots

[Simon Albrecht]

Thomas Morley reported the following issue:

%% (3)
%% input/regression/bend-dot.ly says:
%% "Bends avoid dots, but only if necessary."
%% Though, do we really want this?
{
  e''4....\bendAfter #1
  a''4....\bendAfter #1
}