keycloak_quarkus: Add http_management_port and http_management_relative_path options

RHBK v26 exposes health endpoints and metrics on this port moving forward.
Note that the scheme of the MGMT interface is defined by the overall keycloak configuration: if https is enabled and configured, th MGMT interface is exposed via https and NOT via http; this might be breaking some configured load balancer health checks

roles/keycloak_quarkus/tasks/prereqs.yml

@@ -7,7 +7,7 @@
     fail_msg: "The console administrator password is empty or invalid. Please set the keycloak_quarkus_bootstrap_admin_password to a 12+ char long string"
     success_msg: "{{ 'Console administrator password OK' }}"
 
-- name: Validate relative path
+- name: Validate http_relative_path
   ansible.builtin.assert:
     that:
       - keycloak_quarkus_http_relative_path is regex('^/.*')
@@ -15,6 +15,15 @@
     fail_msg: "The relative path for keycloak_quarkus_http_relative_path must begin with /"
     success_msg: "{{ 'Relative path OK' }}"
 
+- name: Validate http_management_relative_path
+  ansible.builtin.assert:
+    that:
+      - keycloak_quarkus_http_management_relative_path is regex('^/.*')
+    quiet: true
+    fail_msg: "The relative path for keycloak_quarkus_http_management_relative_path must begin with /"
+    success_msg: "{{ 'Relative mgmt path OK' }}"
+  when: keycloak_quarkus_http_management_relative_path is defined
+
 - name: Validate configuration
   ansible.builtin.assert:
     that: