Fix wrong variable name for `wget` command. Add step to run `packagesbuild` command to build the .pkg.
Fix wrong variable name for `wget` command.
Add step to run `packagesbuild` command to build the .pkg.

ruimalheiro/installers,learningequality/ka-lite-installers,learningequality/installers,ruimalheiro/installers,learningequality/installers,mrpau/installers,benjaoming/installers,mrpau/installers,learningequality/installers,benjaoming/installers,ruimalheiro/installers,benjaoming/installers,ruimalheiro/installers,mrpau/installers,learningequality/ka-lite-installers,learningequality/ka-lite-installers,learningequality/installers,mrpau/installers,benjaoming/installers,learningequality/ka-lite-installers