TROY, N.Y. — The Tri-City ValleyCats unveiled the jerseys they will wear to honor the immortal Grateful Dead on June 26. Jerseys will be auctioned online and collected by auction winners afterward, with proceeds supporting the MS Society. Links to the online auctions will be shared on social media later this week. The pioneering Grateful Dead formed in 1965, and made their name by blending genres like folk, blues, jazz, and psychedelic rock. The…