chore(deps): update dependency eslint to v8

Author: renovate-bot

package.json

@@ -55,7 +55,7 @@
     "ember-source-channel-url": "^3.0.0",
     "ember-template-lint": "^3.6.0",
     "ember-try": "^2.0.0",
-    "eslint": "^7.32.0",
+    "eslint": "^8.0.0",
     "eslint-config-prettier": "^8.3.0",
     "eslint-plugin-ember": "^10.5.4",
     "eslint-plugin-node": "^11.1.0",