BUG #16629: Repo Error During Upgrade

The following bug has been logged on the website:

Bug reference:      16629
Logged by:          KitchM
Email address:      kitchm@tutanota.com
PostgreSQL version: 11.7
Operating system:   Raspian OS 10
Description:

Got the following message during an apt update and upgrade:
N: Skipping acquire of configured file 'main/binary-arnhf/Packages' as
repository 'http://apt.prostgresql.org/pub/repos/apt buster-pgdg InRelease'
doesn't support architecture 'armhf'

In looking into the repository, the InRelease does show the armhf as being
supported.  This is found here:
https://apt.postgresql.org/pub/repos/apt/dists/buster-pgdg/
and here:
https://apt.postgresql.org/pub/repos/apt/dists/buster-pgdg/11/
and here:
https://apt.postgresql.org/pub/repos/apt/dists/buster-pgdg/12/