fix revlxp mixup:

[maxhbr]

There is currently a mixup in the revxlp layout:

  xveqz | nthky
  uciwo | mblgf
  üöäap | rs,.d

but it should be (neo):

  xvlcw | khgfqß
  uiaeo | snrtdy
  üöäpz | bm,.j