Fix a documentation typo.
Fix a documentation typo.

Change-Id: I3f36528b1911a570bdcb59115a3aa61d0e5b6a04

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