Use nhc url for yum installation.

ansible/roles/install_nhc/tasks/main.yml

@@ -11,7 +11,7 @@
 
 - name: Install NHC
   ansible.builtin.yum:
-    name: "{{ nhc_download_path }}"
+    name: "{{ nhc_download_url }}"
     state: latest
 
 - name: Copy config files