input: Write a python function to clean a given text by removing all tab characters and leading/trailing spaces.
  assert clean_text("   Hello\tWorld  ") == "HelloWorld"
  assert clean_text("\t\tPython\tProgramming\t") == "PythonProgramming"
  assert clean_text("  Clean\tText\t\tExample  ") == "CleanTextExample"
output: def clean_text(text):
      return text.replace('\t', '').strip()