Fixing the rest of the comment spacing issues
Fixing the rest of the comment spacing issues

The comments which are there to be uncommented are preserved,
in the doc/source/conf.py and in tempest.conf.sample.

(Creating a validator in progress.)

Change-Id: I381a18898d38d60d5755850fe0a09bc301e331f7

JioCloud/tempest-lib,varunarya10/tempest-lib,mtreinish/tempest-lib,cneill/tempest-lib,sorenh/tempest-lib,afaheem88/tempest-lib