Update lodash version

Author: Peshou

dist/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ng2-canvas-whiteboard",
-  "version": "3.1.0",
+  "version": "3.1.1",
   "description": "A Canvas component for Angular which supports free drawing.",
   "main": "./bundles/ng2-canvas-whiteboard.umd.js",
   "module": "./modules/ng2-canvas-whiteboard.es5.js",
@@ -44,7 +44,7 @@
     "rxjs": "^6.0.0"
   },
   "dependencies": {
-    "lodash": "4.17.11"
+    "lodash": "4.17.13"
   },
   "devDependencies": {
     "@angular/animations": "^9.0.1",