docs: def fix_examples_dir(lib_dir):
      """rename examples dir to ``examples``"""
      for x in lib_dir.dirs():
          if x.name.lower() == EXAMPLES:
              return
      for x in lib_dir.dirs():
          if x.name.lower() == EXAMPLES:
              _fix_dir(x)
              return
      for x in lib_dir.dirs():
          if 'example' in x.name.lower():
              _fix_dir(x)
              return
      for x in lib_dir.dirs():
          if len(files_multi_pattern(x, INO_PATTERNS)):
              _fix_dir(x)
              return