TEST: Stablize Minio Free Port Search (#34894)

* Binding to `0` gives us free ports that are assigned sequentially by Linux making collisions much less likely compared to manually finding a free port in a range
* Closes #32208

plugins/repository-s3/build.gradle

@@ -202,14 +202,11 @@ if (useFixture && minioDistribution) {
 
  doLast {
  // get free port
- for (int port = 60920; port < 60940; port++) {
- try {
- javax.net.ServerSocketFactory.getDefault().createServerSocket(port, 1, InetAddress.getByName(minioAddress)).close()
- minioPort = port
- break
- } catch (BindException e) {
- logger.info("Port " + port + " for Minio process is already taken", e)
- }
+ ServerSocket serverSocket = new ServerSocket(0, 1, InetAddress.getByName(minioAddress))
+ try {
+ minioPort = serverSocket.localPort
+ } finally {
+ serverSocket.close()
  }
  if (minioPort == 0) {
  throw new GradleException("Could not find a free port for Minio")