update dep to zrender@4.3.0
diff --git a/package-lock.json b/package-lock.json
index f18660a..071ad60 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "echarts",
-  "version": "4.6.0",
+  "version": "4.7.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -7265,9 +7265,9 @@
       "dev": true
     },
     "zrender": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/zrender/-/zrender-4.2.0.tgz",
-      "integrity": "sha512-YJ9hxt5uFincYYU3KK31+Ce+B6PJmYYK0Q9fQ6jOUAoC/VHbe4kCKAPkxKeT7jGTxrK5wYu18R0TLGqj2zbEOA=="
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/zrender/-/zrender-4.3.0.tgz",
+      "integrity": "sha512-Dii6j2bDsPkxQayuVf2DXJeruIB/mKVxxcGRZQ9GExiBd4c3w7+oBuvo1O/JGHeFeA1nCmSDVDs/S7yKZG1nrA=="
     }
   }
 }