remove direct call to System.out.println() in tests

Author: cliserkad

src/test/java/pl/project13/maven/git/FileSystemMavenSandbox.java

@@ -73,8 +73,6 @@ public FileSystemMavenSandbox withChildProject(String childProjectDirName, Strin
 
   @Nonnull
   public FileSystemMavenSandbox withGitRepoInParent(@Nonnull AvailableGitTestRepo repo) {
-    System.out.println("TEST: Will prepare sandbox repository based on: [" + repo.getDir() + "]");
-
     gitRepoSourceDir = repo.getDir();
     gitRepoTargetDir = parentProject.getBasedir();
     return this;