fix : remove experiment_id from catalog cause that collection does not

exists

Author: ltroussellier

catalog_specs.yaml

@@ -31,10 +31,6 @@ dataset_properties:
     catalog_field_value_type: string
     is_required: false
 
-  - source_collection: experiment_id
-    catalog_field_value_type: string
-    is_required: true
-
   - source_collection: frequency
     catalog_field_value_type: string
     is_required: true
@@ -118,4 +114,3 @@ file_properties:
   - source_collection: tracking_id
     catalog_field_value_type: string
     is_required: true
-