chore(deps): update dependency @testing-library/jest-dom to v6

Author: pactflow-renovate-bot[bot]

package-lock.json

@@ -37,7 +37,7 @@
   "devDependencies": {
     "@pact-foundation/pact": "^9.9.12",
     "@pact-foundation/pact-node": "^10.9.1",
-    "@testing-library/jest-dom": "4.2.4",
+    "@testing-library/jest-dom": "6.6.3",
     "@typescript-eslint/eslint-plugin": "^2.16.0",
     "@typescript-eslint/parser": "^2.16.0",
     "babel-eslint": "^10.0.3",