Remove INDEX_SEARCHED variable

Author: Aaron Suarez

kubernetes/resources_api/base/deployment.yaml

@@ -38,8 +38,6 @@ spec:
               key: algolia_api_key
         - name: INDEX_NAME
           value: resources_api
-        - name: INDEX_SEARCHED
-          value: false
         - name: POSTGRES_DB
           value: resources_api
         - name: POSTGRES_HOST