build(deps): bump terser from 5.16.5 to 5.18.1 in /src

Bumps [terser](https://github.com/terser/terser) from 5.16.5 to 5.18.1.
- [Changelog](https://github.com/terser/terser/blob/master/CHANGELOG.md)
- [Commits](https://github.com/terser/terser/compare/v5.16.5...v5.18.1)

---
updated-dependencies:
- dependency-name: terser
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

src/package.json

@@ -64,7 +64,7 @@
     "semver": "^7.5.2",
     "socket.io": "^2.4.1",
     "superagent": "^8.0.9",
-    "terser": "^5.16.5",
+    "terser": "^5.18.1",
     "threads": "^1.7.0",
     "tinycon": "0.6.8",
     "ueberdb2": "^4.0.1",