Revert "[fix] docutils v0.17 incompatibility to previeous v0.16"
Revert "[fix] docutils v0.17 incompatibility to previeous v0.16"

This reverts commit 4557d58919333998bb199653920f1234d67b20b1.

see https://github.com/sphinx-doc/sphinx/issues/9088

dalf/searx,dalf/searx,dalf/searx,dalf/searx