provision: Install non-PGDG PGroonga package in development environment.
provision: Install non-PGDG PGroonga package in development environment.

The development environment installs PostgreSQL from the OS, not PGDG,
so we should install the non-PGDG PGroonga package to match.  This is
required on Debian 10 where postgresql-12-pgdg-pgroonga does not exist.

Signed-off-by: Anders Kaseorg <dfdb7392591db597bc41cf266a9c3bc12a2706e5@zulip.com>

zulip/zulip,andersk/zulip,rht/zulip,andersk/zulip,zulip/zulip,kou/zulip,zulip/zulip,rht/zulip,rht/zulip,zulip/zulip,kou/zulip,kou/zulip,rht/zulip,andersk/zulip,kou/zulip,zulip/zulip,andersk/zulip,kou/zulip,rht/zulip,rht/zulip,kou/zulip,zulip/zulip,andersk/zulip,zulip/zulip,kou/zulip,rht/zulip,andersk/zulip,andersk/zulip