Update setup_jss_api_access.md

Just running through your directions for the first time and notices slight variations for navigation in 9.32 and 9.51.  (I am testing today on 9.51 while looking at my 9.32 production environment.)
Merge pull request #36 from jhal08/patch-1

Update setup_jss_api_access.md - fix docs on api user setup for 9.3 +