update xterm-webgl

Author: pfitzseb

package-lock.json

@@ -28,7 +28,7 @@
     "xterm-addon-fit": "^0.3.0",
     "xterm-addon-search": "^0.4.0",
     "xterm-addon-web-links": "^0.2.1",
-    "xterm-addon-webgl": "^0.4.0"
+    "xterm-addon-webgl": "^0.4.1"
   },
   "scripts": {
     "postinstall": "node scripts/postinstall.js"