feat: Adds LHS data versioning

Fields in ExperimentUpload table to record incoming data version, checks in loader to ensure only up-to-date data is loaded.
Fails if major version doesn't match.

Also contains changes necessary for XCA data uploader tool.

Author: kaliif

viewer/serializers.py

@@ -904,6 +904,7 @@ class TargetExperimentWriteSerializer(serializers.ModelSerializer):
     target_access_string = serializers.CharField(label='Target Access String')
     file = serializers.FileField(required=False)
     data_version = serializers.CharField(required=False)
+    target_name = serializers.CharField(required=False)
 
     def validate(self, data):
         """Verify TAS is correctly formed."""
@@ -918,6 +919,7 @@ class Meta:
             'target_access_string',
             'file',
             'data_version',
+            'target_name',
         )