chore: build rc2 for v2

package.json

@@ -1,6 +1,6 @@
 {
   "name": "frappe-charts",
-  "version": "2.0.0-rc1",
+  "version": "2.0.0-rc2",
   "main": "src/js/chart.js",
   "module": "dist/frappe-charts.esm.js",
   "browser": "dist/frappe-charts.umd.js",

src/js/index.js

@@ -3,7 +3,7 @@ import * as Charts from './chart';
 let frappe     = { };
 
 frappe.NAME    = 'Frappe Charts';
-frappe.VERSION = '2.0.0-rc1';
+frappe.VERSION = '2.0.0-rc2';
 
 frappe         = Object.assign({ }, frappe, Charts);