Fix lead in step

Author: aneta-petrova

guides/common/modules/proc_synchronizing-ansible-collections.adoc

@@ -55,7 +55,7 @@ collections:
 For more information, see https://docs.ansible.com/ansible/latest/galaxy/user_guide.html#installing-roles-and-collections-from-the-same-requirements-yml-file[Installing roles and collections from the same requirements.yml file] in the _Galaxy User Guide_.
 . Optional: Deselect *Sync Dependencies* if you do not want {Project} to resolve and synchronize dependencies.
 By default, {Project} synchronizes all required dependencies.
-. Authenticate.
+. Authenticate:
 .. To sync {Project} from *Private Automation Hub*, enter your token in the *Auth Token* field.
 .. To sync {Project} from `console.redhat.com`, enter your token in the *Auth Token* field and enter your SSO URL in the *Auth URL* field.
 .. To sync {Project} from {Project}, leave both authentication fields blank.