Update to v4.1

Author: dpvc

package.json

@@ -1,10 +1,10 @@
 {
   "name": "MathJax-demos-node",
-  "version": "4.0.0",
+  "version": "4.1.0",
   "description": "Demos using MathJax v4 in node",
   "dependencies": {
-    "@mathjax/mathjax-newcm-font": "^4.0.0",
-    "@mathjax/src": "^4.0.0",
+    "@mathjax/mathjax-newcm-font": "^4.1.0",
+    "@mathjax/src": "^4.1.0",
     "yargs": "^18.0.0"
   },
   "devDependencies": {