[Security] Bump highlight.js from 9.12.0 to 9.18.5

Bumps [highlight.js](https://github.com/highlightjs/highlight.js) from 9.12.0 to 9.18.5. **This update includes a security fix.**
- [Release notes](https://github.com/highlightjs/highlight.js/releases)
- [Changelog](https://github.com/highlightjs/highlight.js/blob/9.18.5/CHANGES.md)
- [Commits](https://github.com/highlightjs/highlight.js/compare/9.12.0...9.18.5)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

.github/dependabot.yml

@@ -1,19 +0,0 @@
-version: 2
-updates:
-- package-ecosystem: npm
-  directory: "/"
-  schedule:
-    interval: daily
-    time: "10:00"
-    timezone: Europe/Paris
-  open-pull-requests-limit: 10
-  ignore:
-  - dependency-name: electron-builder
-    versions:
-    - 22.9.1
-  - dependency-name: elliptic
-    versions:
-    - 6.5.3
-  - dependency-name: handlebars
-    versions:
-    - 4.7.6

package-lock.json

@@ -7704,9 +7704,9 @@
       }
     },
     "highlight.js": {
-      "version": "9.12.0",
-      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.12.0.tgz",
-      "integrity": "sha1-5tnb5Xy+/mB1HwKvM2GVhwyQwB4=",
+      "version": "9.18.5",
+      "resolved": "https://registry.npmjs.org/highlight.js/-/highlight.js-9.18.5.tgz",
+      "integrity": "sha512-a5bFyofd/BHCX52/8i8uJkjr9DYwXIPnM/plwI6W7ezItLGqzt7X2G2nXuYSfsIJdkwwj/g9DG1LkcGJI/dDoA==",
       "dev": true
     },
     "hmac-drbg": {