db-datanommer: adjust playbook to handle new setup with normal rpm for timescaledb

Signed-off-by: Kevin Fenzi <kevin@scrye.com>

roles/postgresql_server/tasks/datanommer.yml

@@ -1,37 +1,3 @@
-# Use a custom module until TimescaleDB is available in EPEL
-# https://bugzilla.redhat.com/show_bug.cgi?id=1987790
-- name: Install the timescaledb repo
-  copy:
-    dest: /etc/yum.repos.d/timescaledb.repo
-    content: |
-      [timescaledb]
-      name = Copr modules repo for timescaledb
-      baseurl = https://download.copr.fedorainfracloud.org/results/abompard/timescaledb/modules/epel-8-$basearch+timescaledb-master-20210730083523/latest/$basearch
-      gpgcheck=0
-      gpgkey=https://download.copr.fedorainfracloud.org/results/abompard/timescaledb/pubkey.gpg
-      repo_gpgcheck=0
-      enabled = 1
-  tags:
-  - datanommer
-  - postgresql
-  - timescaledb
-  when: ansible_distribution_major_version|int >= 8 and ansible_distribution == 'RedHat'
-#
-- name: Install the timescaledb module
-  copy:
-    dest: /etc/dnf/modules.d/timescaledb.module
-    content: |
-      [timescaledb]
-      name=timescaledb
-      stream=master
-      profiles=
-      state=enabled
-  tags:
-  - datanommer
-  - postgresql
-  - timescaledb
-  when: ansible_distribution_major_version|int >= 8 and ansible_distribution == 'RedHat'
-
 - name: Install timescaledb
   dnf:
     name: