mychem chembl-treats: change predicates

request from Matt Brush of Translator to change predicates to match what others in the consortium are doing
Chembl indications data comes mostly from clinicaltrials.gov data ingest

mychem.info/openapi_full.yml

@@ -1074,7 +1074,7 @@ components:
           chembl.drug_indications.indication_refs.ClinicalTrials,
           chembl.drug_indications.indication_refs.url
         size: 1000  ## note size limit; added just in case
-      predicate: studied_to_treat
+      predicate: in_clinical_trials_for
       source: "infores:chembl"
       knowledge_level: knowledge_assertion
       agent_type: manual_agent
@@ -1101,7 +1101,7 @@ components:
         fields: chembl.molecule_chembl_id,chembl.drug_indications  ## no prefix
         size: 1000  ## note size limit
         jmespath: "chembl.drug_indications|[?mesh_id=='{{ queryInputs }}']"
-      predicate: treated_in_studies_by
+      predicate: tested_by_clinical_trials_of
       source: "infores:chembl"
       knowledge_level: knowledge_assertion
       agent_type: manual_agent