test: fix gatekeeper bypass logic in pagespeed-sitemap.ts by passing TARGET_URL

scripts/pagespeed-sitemap.ts

@@ -148,7 +148,7 @@ async function main() {
       execSync(lhciCommand, {
         encoding: 'utf8',
         stdio: 'inherit',
-        env: { ...process.env, CHROME_PATH: chromePath },
+        env: { ...process.env, CHROME_PATH: chromePath, TARGET_URL: targetUrl },
       });
     } catch (err: any) {
       console.warn('⚠️ LHCI assertion finished with warnings or errors.');