chore(tiberius): Port to v3 stage 2

designs/tiberius/src/.eslintrc

@@ -1,5 +0,0 @@
-{
-  "env": {
-    "jest": true
-  }
-}

designs/tiberius/src/tunica.mjs

@@ -1,7 +1,6 @@
 import { pluginBundle } from '@freesewing/plugin-bundle'
 
-function tiberiusTunica(part) {
-  const {
+function tiberiusTunica({
   Point,
   points,
   Path,
@@ -14,8 +13,8 @@ function tiberiusTunica(part) {
   Snippet,
   sa,
   paperless,
-  } = part.shorthand()
-
+  part,
+}) {
   // Handle width
   let width =
     options.width === 'toElbow'