[test/functional_cors] 9000 is sometimes in use, make getPort random (#87050)

Spencer · spalger · spalger · commit eb1d5d3ab83c · 2020-12-30T10:33:26.000-07:00
Co-authored-by: spalger &lt;spalger@users.noreply.github.com&gt;
diff --git a/x-pack/test/functional_cors/config.ts b/x-pack/test/functional_cors/config.ts
@@ -27,7 +27,7 @@ export default async function ({ readConfigFile }: FtrConfigProviderContext) {
   };
 
   const { protocol, hostname } = kbnTestConfig.getUrlParts();
-  const pluginPort = await getPort({ port: 9000 });
+  const pluginPort = await getPort();
   const originUrl = Url.format({
     protocol,
     hostname,
