Small refactoring for better code readability

[yorlov]

Pull Request Checklist

• Have you read How to write the perfect pull request?
• Have you read through the contributor guidelines?
• Have you signed the Lightbend CLA?
• Have you added copyright headers to new files?
• Have you checked that both Scala and Java APIs are updated?
• Have you updated the documentation for both Scala and Java sections?
• Have you added tests for any changed functionality?

[yorlov]

My build failed, but I don't know why. My changes are so simple.

javafmtAll didn't do any changes

[mkurz]

@yorlov for me javafmtAll worked:

/*
 * Copyright (C) Lightbend Inc. <https://www.lightbend.com>
 */

package play.core;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class Build {

  public static final List<String> sharedClasses =
      Collections.unmodifiableList(
          Arrays.asList(
              play.core.BuildLink.class.getName(),
              play.core.BuildDocHandler.class.getName(),
              play.core.server.ReloadableServer.class.getName(),
              play.api.UsefulException.class.getName(),
              play.api.PlayException.class.getName(),
              play.api.PlayException.InterestingLines.class.getName(),
              play.api.PlayException.RichDescription.class.getName(),
              play.api.PlayException.ExceptionSource.class.getName(),
              play.api.PlayException.ExceptionAttachment.class.getName()));
}

Can you please update the PR, thanks!