Undo error from previous commit

Oops, now I see why that wasn't private

Author: tiferet

javascript/ql/experimental/adaptivethreatmodeling/modelbuilding/extraction/ExtractEndpointDataTraining.qll

@@ -206,7 +206,7 @@ query predicate reformattedTrainingEndpoints(
  * Gets the ATM data flow configuration for the specified query.
  * TODO: Delete this once we are no longer surfacing `hasFlowFromSource`.
  */
-private DataFlow::Configuration getDataFlowCfg(Query query) {
+DataFlow::Configuration getDataFlowCfg(Query query) {
   query instanceof NosqlInjectionQuery and
   result instanceof NosqlInjectionAtm::NosqlInjectionAtmConfig
   or