Did Kendall Jenneralready tie the knot? The 26-year-old reality star ignited marriage rumors after her hunky boyfriend, Devin Booker, appeared to be wearing a ring on that special finger in a recent Instagram snap. On Sunday, January 2, the Keeping Up With the Kardashiansalum posted a series of photos to her Instagram page to reflect on her New Year’s weekend when one image made her followers do a double take. In a sweet mirror selfie with Booker, the NBA star seemed to have a gold band on his fourth finger, causing many of the pair’s fans to wonder if they have already said their vows. KENDAL…