chore(deps): update dependency eslint to v7.7.0

Author: renovate-bot

package-lock.json

@@ -31,7 +31,7 @@
     "@types/jest": "26.0.9",
     "@typescript-eslint/eslint-plugin": "3.9.0",
     "@typescript-eslint/parser": "3.9.0",
-    "eslint": "7.6.0",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
     "eslint-plugin-import": "2.22.0",
     "@nestjs/common": "7.4.2",