Bump supertest from 6.1.3 to 6.1.6

Bumps [supertest](https://github.com/visionmedia/supertest) from 6.1.3 to 6.1.6.
- [Release notes](https://github.com/visionmedia/supertest/releases)
- [Commits](ladjs/supertest@v6.1.3...v6.1.6)

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

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

package.json

@@ -56,7 +56,7 @@
     "react-dom": "^16.14.0",
     "redoc": "^2.0.0-rc.54",
     "styled-components": "^5.3.1",
-    "supertest": "^6.1.3",
+    "supertest": "^6.1.6",
     "ts-jest": "^26.5.6",
     "ts-loader": "^8.1.0",
     "webpack": "^4.44.2",

yarn.lock

@@ -7749,10 +7749,10 @@ superagent@^6.1.0:
     readable-stream "^3.6.0"
     semver "^7.3.2"
 
-supertest@^6.1.3:
-  version "6.1.3"
-  resolved "https://registry.yarnpkg.com/supertest/-/supertest-6.1.3.tgz#3f49ea964514c206c334073e8dc4e70519c7403f"
-  integrity sha512-v2NVRyP73XDewKb65adz+yug1XMtmvij63qIWHZzSX8tp6wiq6xBLUy4SUAd2NII6wIipOmHT/FD9eicpJwdgQ==
+supertest@^6.1.6:
+  version "6.1.6"
+  resolved "https://registry.yarnpkg.com/supertest/-/supertest-6.1.6.tgz#6151c518f4c5ced2ac2aadb9f96f1bf8198174c8"
+  integrity sha512-0hACYGNJ8OHRg8CRITeZOdbjur7NLuNs0mBjVhdpxi7hP6t3QIbOzLON5RTUmZcy2I9riuII3+Pr2C7yztrIIg==
   dependencies:
     methods "^1.1.2"
     superagent "^6.1.0"