Update dependency eslint-config-prettier to v8 (#16)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

package.json

@@ -55,7 +55,7 @@
         "@typescript-eslint/parser": "^4.14.0",
         "babel-eslint": "^10.1.0",
         "eslint": "^7.3.0",
-        "eslint-config-prettier": "^7.2.0",
+        "eslint-config-prettier": "^8.0.0",
         "eslint-plugin-eslint-comments": "^3.2.0",
         "eslint-plugin-eslint-plugin": "^2.3.0",
         "eslint-plugin-json-schema-validator": "^0.2.1",