Fixup DOCA DNF install variable

Author: assumptionsandg

etc/kayobe/dnf.yml

@@ -180,8 +180,8 @@ dnf_enable_docker: true
 dnf_docker_gpg_key_url: "https://download.docker.com/linux/centos/gpg"
 
 # Whether to create a repo file for DOCA. This affects RedHat-based
-# systems only. Default value is 'false'.
-dnf_install_doca: "{{ stackhpc_pulp_sync_ofed }}"
+# systems only.
+dnf_install_doca: "{{ 'mlnx' in group_names }}"
 
 ###############################################################################
 # DNF Automatic configuration.

etc/kayobe/ofed.yml

@@ -9,7 +9,7 @@ stackhpc_pulp_doca_version: 2.9.1
 # Pulp configuration for DOCA OFED
 
 # Whether to sync OFED repositories into the local Pulp service
-stackhpc_pulp_sync_ofed: "{{ 'mlnx' in group_names or ( 'localhost' in inventory_hostname and groups['mlnx'] | length > 0 ) }}"
+stackhpc_pulp_sync_ofed: "{{ groups['mlnx'] | length > 0 }}"
 
 # DOCA Snapshot versions. The defaults use the appropriate version from
 # pulp-repo-versions.yml