Revert "Remove docutils pin"

This reverts commit c89fc517f19ed2c631434cccd378d2e80f7cc42a.
The previous change of all repos missed all the specs repositories that contained also a docutils pin.
Patches for *-specs repositories will get generated now with ID I9107884d964757a9154bdd1feb4ea6df4e9df43e.

Change-Id: I7eae1b50cc48b00eb62ab7667cec7bddf9916611
Merge "Revert "Remove docutils pin""