Fix pkgutil "upgrade_catalog must be one of" err (#2149)
Fix pkgutil "upgrade_catalog must be one of" err (#2149)

The arg spec for update_catalog include 'type=bool'
and 'choices=["yes", "no"] which can never both be
true.

Remove the 'choices' directive, and update doc string.

Fixes #2144

thaim/ansible,thaim/ansible