Moved the test case to separate non-windows specific file.


mysql-test/r/create.result:
  Moved non-windows specific test case to create_not_windows.test.
mysql-test/t/create.test:
  Moved non-windows specific test case to create_not_windows.test.
mysql-test/r/create_not_windows.result:
  #19479: mysqldump creates invalid dump
  Moved the non-windows specific test case from create.test.
mysql-test/t/create_not_windows.test:
  #19479: mysqldump creates invalid dump
  Moved the non-windows specific test case from create.test.