FIX(datamodel): Fix capitalization of Parent_Sample

models_and_helper_scripts/sample-management-datamodel.yml

@@ -83,7 +83,7 @@ Sample:
   recommended_properties:
     Container:
     SampleType:
-    Parent_sample:
+    Parent_Sample:
       datatype: Sample
     Main User:
       datatype: Person

sample-management-custom/caosdb-server/scripting/bin/sample_helpers/default_constants.yml

@@ -70,7 +70,7 @@ entity_names:
   labelcounter_prop: counter
   labelcounter_rt: LabelCounter
   last_name_prop: last_name
-  parent_sample_prop: Parent_sample
+  parent_sample_prop: Parent_Sample
   responsible_rt: Responsible
   start_date_prop: start_date
   locality_description_prop: locality_description