Add support for container devices

roles/service/meta/argument_specs.yaml

@@ -169,6 +169,21 @@ argument_specs:
             elements: str
             required: false
             default: []
+      service_container_devices:
+        description: List of devices to be added inside the service main container.
+        type: list
+        required: false
+        default: []
+        elements: dict
+        options:
+          source:
+            description: Device path on host
+            type: str
+            required: true
+          destination:
+            description: Device path inside the container. Defaults to same as host.
+            type: str
+            required: false
       service_container_secrets:
         description:
           - >