libtt/biquad: Introduce nasty hack to make things less broken at 44.1K
libtt/biquad: Introduce nasty hack to make things less broken at 44.1K

It's very difficult to be proud of this code but at least there is a
very prominent comment explaining what the effect is.

Signed-off-by: Daniel Thompson <3d0f3b9ddcacec30c4008c5e030e6c13a478cb4f@redfelineninja.org.uk>

daniel-thompson/tintamp,daniel-thompson/tintamp,daniel-thompson/tintamp