Manuform external holder cutout is broken for high tenting

[yejianfengblue]

Manuform columns 6 rows 4 tenting 4 height 20

{
  "keys" : {
    "columns" : 6,
    "rows" : 4,
    "thumb-count" : "three",
    "last-row" : "two",
    "inner-column" : "normie",
    "hide-last-pinky" : false,
    "switch-type" : "mx-snap-in"
  },
  "curve" : {
    "tenting" : 4,
    "alpha" : 12,
    "pinky-alpha" : 12,
    "beta" : 36,
    "centercol" : 4,
    "rotate-x" : 180
  },
  "connector" : {
    "external" : true,
    "type" : "trrs",
    "micro-usb" : true
  },
  "form" : {
    "hotswap" : false,
    "stagger" : true,
    "stagger-ring-y" : 0.0,
    "stagger-ring-z" : 0.0,
    "stagger-pinky-y" : -13.0,
    "stagger-pinky-z" : 6.0,
    "wide-pinky" : false,
    "height-offset" : 20,
    "web-thickness" : 7.0,
    "wall-thickness" : 3.0,
    "wire-post" : false,
    "screw-inserts" : true,
    "thumb-cluster-offset-x" : 6.0,
    "thumb-cluster-offset-y" : -3.0,
    "thumb-cluster-offset-z" : 7.0,
    "stagger-index-y" : 0.0,
    "stagger-index-z" : 0.0,
    "stagger-middle-y" : 2.8,
    "stagger-middle-z" : -6.5
  },
  "misc" : {
    "keycaps" : false,
    "right-side" : true
  }
}

Could you please help move it towards the pinky a bit?