Update chai requirement from ^4.3.3 to ^4.3.4

Updates the requirements on [chai](https://github.com/chaijs/chai) to permit the latest version.
- [Release notes](https://github.com/chaijs/chai/releases)
- [Changelog](https://github.com/chaijs/chai/blob/main/History.md)
- [Commits](chaijs/chai@4.3.3...v4.3.4)

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

package.json

@@ -38,7 +38,7 @@
     "@types/sinon": "^9.0.11",
     "@types/sinon-chai": "^3.2.5",
     "axios": "^0.21.1",
-    "chai": "^4.3.3",
+    "chai": "^4.3.4",
     "chai-as-promised": "^7.1.1",
     "eslint": "^7.21.0",
     "gulp": "^4.0.2",