Update src/main/java/com/github/_1c_syntax/bsl/languageserver/references/ReferenceIndexFiller.java

Author: nixel2007

src/main/java/com/github/_1c_syntax/bsl/languageserver/references/ReferenceIndexFiller.java

@@ -209,6 +209,7 @@ private void addMethodCall(String mdoRef, ModuleType moduleType, String methodNa
     }
 
     private void addCallbackMethodCall(BSLParser.CallParamContext methodName, String mdoRef) {
+      // todo: move this out of method 
       if (mdoRef.isEmpty()){
         return;
       }