Corrects ouptut -> output in docs/source/hooks.rst
Corrects ouptut -> output in docs/source/hooks.rst

Change-Id: I88823926b35a0762fb262779d6c3c5a25ef35eff

StackStorm/pecan,pecan/pecan,StackStorm/pecan,jdandrea/pecan,ryanpetrello/pecan,ryanpetrello/pecan,pecan/pecan,jdandrea/pecan