chore(deps-dev): bump dotenv from 16.4.5 to 16.4.6 in /ui-test (#21031)

Bumps [dotenv](https://github.com/motdotla/dotenv) from 16.4.5 to 16.4.6.
- [Changelog](https://github.com/motdotla/dotenv/blob/master/CHANGELOG.md)
- [Commits](motdotla/dotenv@v16.4.5...v16.4.6)

---
updated-dependencies:
- dependency-name: dotenv
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

ui-test/package.json

@@ -20,7 +20,7 @@
   "devDependencies": {
     "@types/mocha": "^10.0.9",
     "@types/node": "^22.9.3",
-    "dotenv": "^16.4.5",
+    "dotenv": "^16.4.6",
     "mocha": "^10.7.3",
     "prettier": "^2.8.8",
     "tslint": "^6.1.3",

ui-test/yarn.lock

@@ -418,10 +418,10 @@ diff@^5.2.0:
   resolved "https://registry.yarnpkg.com/diff/-/diff-5.2.0.tgz#26ded047cd1179b78b9537d5ef725503ce1ae531"
   integrity sha512-uIFDxqpRZGZ6ThOk84hEfqWoHx2devRFvpTZcTHur85vImfaxUbTW9Ryh4CpCuDnToOP1CEtXKIgytHBPVff5A==
 
-dotenv@^16.4.5:
-  version "16.4.5"
-  resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-16.4.5.tgz#cdd3b3b604cb327e286b4762e13502f717cb099f"
-  integrity sha512-ZmdL2rui+eB2YwhsWzjInR8LldtZHGDoQ1ugH85ppHKwpUHL7j7rN0Ti9NCnGiQbhaZ11FpR+7ao1dNsmduNUg==
+dotenv@^16.4.6:
+  version "16.4.6"
+  resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-16.4.6.tgz#fc88e8a664087abf3e19d61e21f7feee1849bbb1"
+  integrity sha512-JhcR/+KIjkkjiU8yEpaB/USlzVi3i5whwOjpIRNGi9svKEXZSe+Qp6IWAjFjv+2GViAoDRCUv/QLNziQxsLqDg==
 
 emoji-regex@^8.0.0:
   version "8.0.0"