Update xo to v0.60.0

Author: hyperupcall

package.json

@@ -59,7 +59,7 @@
 		"log-update": "^5.0.0",
 		"matcha": "^0.7.0",
 		"tsd": "^0.19.0",
-		"xo": "^0.57.0",
+		"xo": "^0.60.0",
 		"yoctodelay": "^2.0.0"
 	},
 	"xo": {