Shorten lines for UserGuide.md
Shorten lines for UserGuide.md


Former-commit-id: 890f0f50c534ca87c68f67e331bf112eee1b75a9
pkug/intelmq,sch3m4/intelmq,robcza/intelmq,robcza/intelmq,certtools/intelmq,aaronkaplan/intelmq,sch3m4/intelmq,robcza/intelmq,pkug/intelmq,certtools/intelmq,aaronkaplan/intelmq,robcza/intelmq,sch3m4/intelmq,sch3m4/intelmq,certtools/intelmq,aaronkaplan/intelmq,pkug/intelmq,pkug/intelmq