Update to version 4.0.0-beta.3 and add packages needed by SRE

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mathjax",
-  "version": "4.0.0-beta.3",
+  "version": "4.0.0-beta.4",
   "description": "Beautiful and accessible math in all browsers. MathJax is an open-source JavaScript display engine for LaTeX, MathML, and AsciiMath notation that works in all browsers. This package includes the packaged components (install mathjax-full to get the source code).",
   "keywords": [
     "MathJax",
@@ -64,6 +64,11 @@
     "postbuild": "npm run -s message 'Cleaning Up...' && npm run -s clean:node"
   },
   "devDependencies": {
-    "mathjax-full": "4.0.0-beta.3"
+    "mathjax-full": "^4.0.0-beta.4"
+  },
+  "dependencies": {
+    "@xmldom/xmldom": "^0.9.0-beta.8",
+    "commander": "^11.0.0",
+    "wicked-good-xpath": "^1.3.0"
   }
 }