Bump three from 0.114.0 to 0.137.0 in /codelabs/intro-to-webgl

Bumps [three](https://github.com/mrdoob/three.js) from 0.114.0 to 0.137.0.
- [Release notes](https://github.com/mrdoob/three.js/releases)
- [Commits](https://github.com/mrdoob/three.js/commits)

---
updated-dependencies:
- dependency-name: three
  dependency-type: direct:production
...

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

Author: dependabot[bot]

codelabs/intro-to-webgl/package-lock.json

@@ -20,7 +20,7 @@
   "license": "CC-BY-SA-4.0",
   "dependencies": {
     "orbit-controls-es6": "^2.0.1",
-    "three": "^0.114.0"
+    "three": "^0.137.0"
   },
   "devDependencies": {
     "prpl-server": "^1.2.0"