* refs/pull/29511/head:
common/config: respect POD_MEMORY_REQUEST *and* POD_MEMORY_LIMIT env vars
common/config: let diff show non-build defaults
common/config: do no include multiple 'default' values
Reviewed-by: Mark Nelson <mnelson@redhat.com> Reviewed-by: Josh Durgin <jdurgin@redhat.com>