chore: fix ci error (#115)

Author: ota-meshi

package.json

@@ -29,7 +29,7 @@
 		"mocha": "^9.0.3",
 		"path": "^0.12.7",
 		"proxyquire": "^2.1.3",
-		"sinon": "^11.1.2",
+		"sinon": "^9.1.2",
 		"strip-ansi": "^6.0.0"
 	},
 	"funding": "https://opencollective.com/eslint"