appsdk-bump-app-catalog 118 bumping sdk to 2664-ed880fa

sdk commit: RallySoftware/appsdk@9c6445a369ee982f56d1a0073f06f79b5fe7f847
author: Jeff Ellis and Rob West
message: S69477: Add userstories subpage for lowest level PI EDP.

sdk commit: RallySoftware/appsdk@ed880fa0dfad738dd63c20c0b08ad0dd3363adea
author: Ashly Simmons and Kevin Roberts
message: S69172: Fix for \'y\' getting clipped on the \'try it now\' button