fixed test for the arm64 conditional

Signed-off-by: Mark Bolwell <mark.bollyuk@gmail.com>

Author: uk-bolly

tasks/LE_audit_setup.yml

@@ -10,7 +10,7 @@
       - name: Pre Audit Setup | Set audit package name | ARM64
         ansible.builtin.set_fact:
             audit_pkg_arch_name: ARM64
-        when: ansible_facts.machine == "arm64"
+        when: ansible_facts.machine == "aarch64"
 
 - name: Pre Audit Setup | Download audit binary
   ansible.builtin.get_url: