[ruby-cvs:78532] ebbc77836b (master): test/ruby/test_file_exhaustive.rb: shorten the name of temporary dir

Yusuke Endoh	2019-12-07 13:15:47 +0900 (Sat, 07 Dec 2019)

  New Revision: ebbc77836b

  https://github.com/ruby/ruby/commit/ebbc77836b

  Log:
    test/ruby/test_file_exhaustive.rb: shorten the name of temporary dir
    
    ```
      1) Error:
    TestFileExhaustive#test_socket_p:
    ArgumentError: too long unix socket path (109bytes given but 108bytes max)
        /export/home/users/chkbuild/cb-sunc/tmp/build/20191207T024036Z/ruby/test/ruby/test_file_exhaustive.rb:155:in `initialize'
    ```

  Modified files:
    test/ruby/test_file_exhaustive.rb