Update jfrog default version, variablize the system yaml

Ansible/ansible_collections/jfrog/installers/roles/artifactory_nginx/tasks/main.yml

@@ -1,7 +1,18 @@
 ---
+- name: Nginx Install Block
+  block:
+    - name: install nginx
+      package:
+        name: nginx
+        state: present
+      register: package_res
+      retries: 5
+      delay: 60
+      become: yes
+      until: package_res is success
+  rescue:
     - name: perform dependency installation
       include_tasks: "{{ ansible_os_family }}.yml"
-
     - name: install nginx
       package:
         name: nginx