Generalize the automation manager tagging of repos and credentials

We started with embedded ansible but with the addition of embedded terraform,
it makes sense to generalize these common product features.

Related to ManageIQ/manageiq-providers-embedded_terraform#3

db/fixtures/miq_product_features.yml

@@ -5176,9 +5176,9 @@
         :feature_type: control
         :identifier: embedded_configuration_script_source_refresh
       - :name: Edit Tags
-        :description: Edit Tags for the selected Ansible Repositories
+        :description: Edit Tags for the selected Automation Manager Repositories
         :feature_type: control
-        :identifier: ansible_repository_tag
+        :identifier: embedded_configuration_script_source_tag
   - :name: Playbooks
     :description: Everything under Playbooks
     :feature_type: node
@@ -5245,9 +5245,9 @@
         :feature_type: control
         :identifier: embedded_automation_manager_credentials_refresh
       - :name: Edit Tags
-        :description: Edit Tags for the selected Ansible Credentials
+        :description: Edit Tags for the selected Automation Manager Credentials
         :feature_type: control
-        :identifier: ansible_credential_tag
+        :identifier: embedded_automation_manager_credential_tag
 
 # Automation Manager
 - :name: Ansible Tower