Upgrade eslint-scope to v7

Author: ota-meshi

Diff for: package.json

@@ -14,7 +14,7 @@
   },
   "dependencies": {
     "debug": "^4.3.2",
-    "eslint-scope": "^6.0.0",
+    "eslint-scope": "^7.0.0",
     "eslint-visitor-keys": "^3.0.0",
     "espree": "^9.0.0",
     "esquery": "^1.4.0",