fix indentation level for task
fix indentation level for task

Signed-off-by: Alfredo Deza <3ae498813ac9b6992b3bb72690656738fc9b4e19@inktank.com>
(cherry picked from commit 1397d29963b2135998ccaaa9a89c83e0bb9710f4)

ivotron/teuthology,tchaikov/teuthology,dmick/teuthology,ivotron/teuthology,yghannam/teuthology,SUSE/teuthology,tchaikov/teuthology,yghannam/teuthology,dmick/teuthology,ktdreyer/teuthology,robbat2/teuthology,caibo2014/teuthology,dreamhost/teuthology,robbat2/teuthology,dreamhost/teuthology,caibo2014/teuthology,michaelsevilla/teuthology,t-miyamae/teuthology,SUSE/teuthology,ceph/teuthology,ktdreyer/teuthology,SUSE/teuthology,zhouyuan/teuthology,michaelsevilla/teuthology,t-miyamae/teuthology,dmick/teuthology,zhouyuan/teuthology,ceph/teuthology