bridge/appsdk-bump-app-catalog 392 bumping sdk to almci-master-3170-a73f54c

sdk commit: RallySoftware/appsdk@4d1bd28a845f51de128a534df7a31ac20d15f6bc
author: Kyle Morse and Omar Sulehria
message: DE22897: Fix broken rank highest/lowest gear in task popover

sdk commit: RallySoftware/appsdk@a73f54c4aff7d999e26f4dea46801924e1894843
author: Kyle Morse and Omar Sulehria
message: DE22929: previous/next arrows in timebox comboboxes not disabling