Add replacement for superscripts and subscripts HTML tag for pandocFilter

	progress.stop_task(_taskID)

	return _lines

def replaceSuperscriptsAndSubscripts(progress:Progress, mdLines:list[str]) -> list[str]:

	"""	Replace superscripts and subscripts with pandoc superscript and subscript extensions.

	"""

	_taskID = progress.add_task('[blue]Replacing superscripts and subscripts', total=0)

	# progress.update()

	_lines:list[str] = []

	for line in mdLines:

		# If we are in a code block, we are not in a list

		if checkInCodeBlock(line):

			_lines.append(line)

			continue

		# Replace all superscript/subscript tags in the same line.

		converted_line = line.replace('<sup>', '^').replace('</sup>', '^')

		converted_line = converted_line.replace('<sub>', '~').replace('</sub>', '~')

		_lines.append(converted_line)

	#print(f'{_lines}')

	progress.stop_task(_taskID)

	return _lines

def process(args) -> None:

	with Progress(TextColumn('{task.description}'),  TimeElapsedColumn()) as progress:

		mdLines = readMDFile(progress, args.document)

		# Spacing after code/table blocks is now handled in DOCX postprocessing.

		# mdLines = instertLineAfterTableOrCodeBlock(progress, mdLines)

		mdLines = replaceLineBreaks(progress, mdLines)

		mdLines = replaceSuperscriptsAndSubscripts(progress, mdLines)

		writeMDFile(progress, mdLines, args.document, args.outDirectory)