The Colorado Renaissance Festival in Larkspur is entering its 49th year, but a staple of the event will not be returning. Celtic Legacy, a band that has performed at the festival for 38 years, was not asked back to this summer's lineup.The decision has sparked frustration among fans on social media, with an article published weeks ago generating more than 150 comments and thousands of views.Ben Holmes, owner of Celtic Legacy, said he is looking …