chore(deps): update dependency karma-coverage-istanbul-reporter to v3 (#678)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

Phonebook.Frontend/package-lock.json

@@ -86,7 +86,7 @@
     "karma": "5.0.2",
     "karma-chrome-launcher": "3.1.0",
     "karma-cli": "2.0.0",
-    "karma-coverage-istanbul-reporter": "2.1.1",
+    "karma-coverage-istanbul-reporter": "3.0.2",
     "karma-jasmine": "3.1.1",
     "karma-jasmine-html-reporter": "1.5.4",
     "license-checker": "25.0.1",