chore(deps): update dependency eslint to v7.15.0

Author: renovate-bot

package-lock.json

@@ -31,7 +31,7 @@
     "@types/node": "11.15.0",
     "@typescript-eslint/eslint-plugin": "4.9.0",
     "@typescript-eslint/parser": "4.9.0",
-    "eslint": "7.14.0",
+    "eslint": "7.15.0",
     "eslint-config-prettier": "6.15.0",
     "eslint-plugin-import": "2.22.1",
     "husky": "4.3.0",