MAGETWO-52309: Configurable Product. Price should not be sent to server while saving.

 - Fixed bug

Author: aohorodnyk

app/code/Magento/ConfigurableProduct/view/adminhtml/web/js/components/price-configurable.js

@@ -53,6 +53,8 @@ define([
             if (isConfigurable) {
                 this.disable();
                 this.clear();
+            } else {
+                this.enable();
             }
         }
     });