fix tag for amd64 lightnet

Author: dkijania

buildkite/src/Jobs/Release/MinaArtifactBookwormMesaLightnet.dhall

@@ -27,7 +27,7 @@ in  Pipeline.build
             , PipelineTag.Type.Release
             , PipelineTag.Type.Docker
             , PipelineTag.Type.Mesa
-            , PipelineTag.Type.Arm64
+            , PipelineTag.Type.Amd64
             , PipelineTag.Type.Bookworm
             , PipelineTag.Type.Lightnet
             ]