Project: help  6024a6602db8841bb67f20789371524f0d067f1c

Fix <sup> tag swallowed by authoring extension

Help authoring extension does not support <sup> and <sub> tags,
a bug has been filled to fix it.

This patch restore <sup> tags in file.

Change-Id: I0551de6b937de2853494e8285fe7a56c2abb9d5a
Reviewed-on: https://gerrit.libreoffice.org/38024Reviewed-by: Olivier Hallot <olivier.hallot@edx.srv.br>
Tested-by: Olivier Hallot <olivier.hallot@edx.srv.br>