Feat(medusa): remove item from order (#2273)

* wait for update to order edit model

* delete line item tests

* create remove method for lineitem with tax lines

* add remove item tests

* split delete allocation tests into two: more and less than total

* remove unused import

* cleanup

* add medusa-js and react endpoints

* pr feedback fixes

* linting

* remove unused relation from query

* remove removed-event and unused imports

* add await

packages/medusa-react/mocks/handlers/admin.ts

@@ -1783,6 +1783,22 @@ export const adminHandlers = [
       })
     )
   }),
+  
+  rest.delete("/admin/order-edits/:id/items/:item_id", (req, res, ctx) => {
+    return res(
+      ctx.status(200),
+      ctx.json({
+        order_edit: {
+          ...fixtures.get("order_edit"),
+          changes: [
+            {
+              type: 'item_remove'
+            },
+          ],
+        },
+      })
+    )
+  }),
 
   rest.get("/admin/auth", (req, res, ctx) => {
     return res(