Adding upstream version 1.2+20240521.

Signed-off-by: Daniel Baumann <daniel@debian.org>

tests/test_mapmessage.py

@@ -0,0 +1,18 @@
+from tests.output_aristaproto.mapmessage import (
+    Nested,
+    Test,
+)
+
+
+def test_mapmessage_to_dict_preserves_message():
+    message = Test(
+        items={
+            "test": Nested(
+                count=1,
+            )
+        }
+    )
+
+    message.to_dict()
+
+    assert isinstance(message.items["test"], Nested), "Wrong nested type after to_dict"