Upgrade which (#1168)

Author: ehmicky

package.json

@@ -76,7 +76,7 @@
 		"tempfile": "^5.0.0",
 		"tsd": "^0.31.0",
 		"typescript": "^5.4.5",
-		"which": "^4.0.0",
+		"which": "^5.0.0",
 		"xo": "^0.59.3"
 	},
 	"c8": {