build(deps): bump terser from 5.19.4 to 5.20.0 in /src (#5942)

Bumps [terser](https://github.com/terser/terser) from 5.19.4 to 5.20.0.
- [Changelog](https://github.com/terser/terser/blob/master/CHANGELOG.md)
- [Commits](terser/terser@v5.19.4...v5.20.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/package-lock.json

@@ -64,7 +64,7 @@
     "semver": "^7.5.4",
     "socket.io": "^2.5.0",
     "superagent": "^8.1.2",
-    "terser": "^5.19.4",
+    "terser": "^5.20.0",
     "threads": "^1.7.0",
     "tinycon": "0.6.8",
     "ueberdb2": "^4.2.9",