Small type fix

package.json version was updated to 0.16.7-rc.0

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@orionprotocol/sdk",
-  "version": "0.16.6",
+  "version": "0.16.7-rc.0",
   "description": "Orion Protocol SDK",
   "main": "./lib/esm/index.js",
   "module": "./lib/esm/index.js",

src/types.ts

@@ -1,6 +1,7 @@
 import BigNumber from 'bignumber.js';
 import exchanges from './constants/exchanges';
 import subOrderStatuses from './constants/subOrderStatuses';
+import positionStatuses from './constants/positionStatuses';
 
 export type AssetPairUpdate = {
     minQty: number,
@@ -26,7 +27,7 @@ export type Balance = {
   allowance: string,
 }
 
-export type PositionStatus = 'SHORT' | 'LONG' | 'CLOSING' | 'LIQUIDATION' | 'ZERO';
+export type PositionStatus = typeof positionStatuses[number];
 
 export type CFDBalance = {
   instrument: string,