Empty payment method info is now a non-fatal error

These messages should be rejected until we can fix them, rather than
taking down the pipeline with "CIVI_CONFIG" fatal errors.

Change-Id: Iebede0cdc2b00baeeef24f15eedd05cd509bb67c
Merge remote-tracking branch 'origin/master' into HEAD

Change-Id: I14009e3f6153c1b6f8a821533ff5874b6d5f0372