Fix "Origin" isolation check about public-gateway-checker HOT 2 OPEN

let hash = `bafybeifx7yeb55armcsxwwitkymga5xf53dxiarykms3ygqic223w5sk3m`
let now = Date.now()
let testUrl = `https://ipfs.1-2.dev/ipfs/${hash}?now=${now}#x-ipfs-companion-no-redirect`

fetch(testUrl).then(res => {
   if (response.url.startsWith(`https://${hash}`)) console.log(`Supports origin isolation`)
   else console.log(`Does not support origin isolation`)
});