chore(deps-dev): bump readable-stream from 3.6.0 to 4.6.0

Bumps [readable-stream](https://github.com/nodejs/readable-stream) from 3.6.0 to 4.6.0.
- [Release notes](https://github.com/nodejs/readable-stream/releases)
- [Commits](nodejs/readable-stream@v3.6.0...v4.6.0)

---
updated-dependencies:
- dependency-name: readable-stream
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -37,7 +37,7 @@
     "gulp-concat": "^2.6.1",
     "gulp-terser": "^2.1.0",
     "loglevel": "^1.9.2",
-    "readable-stream": "^3.6.0",
+    "readable-stream": "^4.6.0",
     "three": "^0.172.0"
   },
   "main": "widgets/3dmodel.html",