Updated highlight version to latest. (#1531)

src/Web/WebSPA/package-lock.json

@@ -8474,10 +8474,9 @@
       }
     },
     "highlight.js": {
-      "version": "9.18.1",
-      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.18.1.tgz",
-      "integrity": "sha512-OrVKYz70LHsnCgmbXctv/bfuvntIKDz177h0Co37DQ5jamGZLVmoCVMtjMtNZY3X9DrCcKfklHPNeA0uPZhSJg==",
-      "dev": true
+      "version": "10.4.0",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-10.4.0.tgz",
+      "integrity": "sha512-EfrUGcQ63oLJbj0J0RI9ebX6TAITbsDBLbsjr881L/X5fMO9+oadKzEF21C7R3ULKG6Gv3uoab2HiqVJa/4+oA=="
     },
     "hmac-drbg": {
       "version": "1.0.1",