Update package.json

Author: YOUYOUNG

src/openlayers/package.json

@@ -20,7 +20,7 @@
     "openlayers": "4.6.5",
     "@supermap/iclient-common": "10.0.0",
     "proj4": "2.5.0",
-    "xlsx": "0.15.1",
+    "xlsx": "0.15.3",
     "canvg": "1.5.3",
     "lodash.remove": "^4.7.0"
   }