chore(deps): update dependency supertest to v7

Author: renovate[bot]

package.json

@@ -57,7 +57,7 @@
     "prettier": "2.8.8",
     "semantic-release": "17.4.7",
     "sinon": "20.0.0",
-    "supertest": "6.3.4",
+    "supertest": "7.1.4",
     "ts-jest": "26.5.6",
     "ts-loader": "9.5.2",
     "ts-node": "10.9.2",