fix!: trigger target decoding is now compliant to the typespec (#133)

BREAKING CHANGE: The trigger target decoding function now returns a map, in order to be compliant with the defined type specifications.

Signed-off-by: Riccardo Nalgi <riccardo.nalgi@secomind.com>

Author: mizzet1

lib/astarte_core/triggers/simple_triggers_protobuf/utils.ex

@@ -26,7 +26,6 @@ defmodule Astarte.Core.Triggers.SimpleTriggersProtobuf.Utils do
 
   alias Astarte.Core.Triggers.SimpleTriggersProtobuf.TriggerTargetContainer
   alias Astarte.Core.Triggers.SimpleTriggersProtobuf.SimpleTriggerContainer
-  alias Astarte.Core.Triggers.SimpleTriggersProtobuf.AMQPTriggerTarget
 
   @any_device_object_id <<140, 77, 4, 17, 75, 202, 11, 92, 131, 72, 15, 167, 65, 149, 191, 244>>
   @any_interface_object_id <<247, 238, 60, 243, 184, 175, 236, 43, 25, 242, 126, 91, 253, 141, 17,
@@ -67,10 +66,7 @@ defmodule Astarte.Core.Triggers.SimpleTriggersProtobuf.Utils do
       trigger_target: {_target_type, target}
     } = TriggerTargetContainer.decode(payload)
 
-    %AMQPTriggerTarget{static_headers: static_headers_map} = target
-
-    # Use a list of pairs instead of a map be compatible with old (exprotobuf) decoding
-    %{target | static_headers: Enum.into(static_headers_map, [])}
+    target
   end
 
   def deserialize_simple_trigger(payload) do