Fix registry entry for OMOP CDM in YAML file

Author: bedroesb

_data/tool_and_resource_list.yml

@@ -1501,7 +1501,6 @@
   id: omop-cdm
   name: The Observational Medical Outcomes Partnership Common Data Model (OMOP CDM)
   registry:
-    tess: OMOP-CDM
     fairsharing: qk984b
     tess: Observational Medical Outcomes Partnership Common Data Model
   url: https://ohdsi.github.io/CommonDataModel/