[FIX] pos_pricelist, format_pr error when precision undefined

pos_pricelist/static/src/js/widgets.js

@@ -72,7 +72,7 @@ function pos_pricelist_widgets(instance, module) {
             var currency = (this.pos && this.pos.currency) ? this.pos.currency : {symbol:'$', position: 'after', rounding: 0.01, decimals: 2};
             var decimals = currency.decimals;
 
-            if (precision && (typeof this.pos.dp[precision]) !== undefined) {
+            if (precision && this.pos.dp[precision] !== undefined) {
                 decimals = this.pos.dp[precision];
             }