Remove workaround for EL > 8

There were an known issue with EL 9 that has been solved by elastic
itself. We dont need it anymore.

elastic/elasticsearch#85876

Author: tbauriedel

molecule/elasticstack_default/converge.yml

@@ -28,10 +28,6 @@
     kibana_extra_config: |-
       ops.interval: 5000
   tasks:
-    - name: Enable Elastic installation on RHEL 9
-      ansible.builtin.set_fact:
-        elasticstack_rpm_workaround: true
-      when: ansible_os_family == 'RedHat' and ansible_distribution_major_version >= "9"
     - name: Include Redis
       ansible.builtin.include_role:
         name: geerlingguy.redis

molecule/repos_default/converge.yml

@@ -4,7 +4,6 @@
   collections:
     - netways.elasticstack
   vars:
-    elasticstack_rpm_workaround: true
     elasticstack_collection_managed: false
     elasticstack_release: "{{ lookup('env', 'ELASTIC_RELEASE') | int}}"
     elasticstack_no_log: false

molecule/repos_oss/converge.yml

@@ -7,7 +7,6 @@
     - netways.elasticstack
   vars:
     elasticstack_variant: oss
-    elasticstack_rpm_workaround: true
     elasticstack_release: 7
     elasticstack_no_log: false
   tasks:

roles/elasticstack/defaults/main.yml

@@ -20,7 +20,6 @@ elasticstack_kibana_port: 5601
 elasticstack_override_beats_tls: false
 elasticstack_release: 8
 elasticstack_repo_key: https://artifacts.elastic.co/GPG-KEY-elasticsearch
-elasticstack_rpm_workaround: false
 elasticstack_security: true
 elasticstack_variant: elastic
 elasticstack_force_pip: false

roles/repos/tasks/redhat.yml

@@ -1,32 +1,4 @@
 ---
-# See https://github.com/elastic/elasticsearch/issues/85876
-# for more information why this is needed
-- name: Workaround for EL > 8
-  when:
-    - ansible_distribution_major_version >= "9"
-  block:
-
-    - name: Show a warning
-      ansible.builtin.debug:
-        msg: "For this workaround to work, please set elasticstack_rpm_workaround to true"
-      when:
-        - not elasticstack_rpm_workaround | bool
-
-    - name: Enable workaround for rpm keys
-      when:
-        - elasticstack_rpm_workaround | bool
-      block:
-
-        - name: Install crypto-policies-scripts
-          ansible.builtin.package:
-            name: crypto-policies-scripts
-
-        # since we don't expect to have that workaround for long
-        # we can skip having idempotency checks fixed
-        - name: Set Crypto policies to legacy
-          ansible.builtin.command: "update-crypto-policies --set LEGACY"
-          changed_when: false
-
 - name: Ensure Elastic repository key is available (RedHat)
   ansible.builtin.rpm_key:
     key: "{{ elasticstack_repo_key }}"