Auto merge of #1556 - skaterdav85:patch-3, r=locks
Auto merge of #1556 - skaterdav85:patch-3, r=locks

Update relationships.md

Removes trailing comma in code sample

tleskin/guides,knownasilya/guides,knownasilya/guides,jkarsrud/guides,tleskin/guides,nicobot/guides,bmac/guides,MarkMT/guides,MarkMT/guides,skaterdav85/guides,davidpett/guides,skaterdav85/guides,bmac/guides,HeroicEric/guides,nicobot/guides,bmac/guides,tleskin/guides,knownasilya/guides,MarkMT/guides,jkarsrud/guides,ubuntuvim/guides,ubuntuvim/guides,jkarsrud/guides,nicobot/guides,davidpett/guides,HeroicEric/guides,jkarsrud/guides,knownasilya/guides,davidpett/guides,davidpett/guides,ubuntuvim/guides,MarkMT/guides,ubuntuvim/guides,skaterdav85/guides,skaterdav85/guides,bmac/guides,HeroicEric/guides