sword knot aliases

BUR #39918 has been approved by @nonamethanks.

create alias portepee -> sword_knot
create alias temlyak -> sword_knot
create alias sabre_knot -> sword_knot
create alias saber_knot -> sword_knot

general name for the same thing

Please write a wiki for sword knot.

The bulk update request #39918 (forum #346902) has been approved by @nonamethanks.