appsdk-bump-app-catalog 473 bumping sdk to 1964-8f3a413

sdk commit: RallySoftware/appsdk@4ad39b9b194c19dd8a32b43e8d36738b6bdc2661
author: Matt Novinger, Dave Thompson and Eli Soman
message: S64703: GridBoard shows grid by default.

sdk commit: RallySoftware/appsdk@8f3a413ba73fdeace495d076f618773c01867e76
author: Matt Novinger, Dave Thompson and Eli Soman
message: Revert "S64703: GridBoard shows grid by default."