fix: upgrade highlight.js from 11.2.0 to 11.9.0

Snyk has created this PR to upgrade highlight.js from 11.2.0 to 11.9.0.

See this package in npm:
https://www.npmjs.com/package/highlight.js

See this project in Snyk:
https://app.snyk.io/org/z-byte-prog/project/bf7fcc6f-f760-47b2-9c7e-32202be89de4?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -44,7 +44,7 @@
     "hast-util-to-string": "^2.0.0",
     "hastscript": "^7.0.2",
     "helmet": "^4.6.0",
-    "highlight.js": "^11.2.0",
+    "highlight.js": "^11.9.0",
     "highlightjs-graphql": "^1.0.2",
     "hot-shots": "^8.5.1",
     "html-entities": "^2.3.2",