code: private void addDummyYarnRuntimeDefinition(
            final AvroYarnJobSubmissionParameters yarnJobSubmissionParams,
            final AvroJobSubmissionParameters jobSubmissionParameters,
            final MultiRuntimeDefinitionBuilder builder) {
      // create and serialize yarn configuration if defined
      final Configuration yarnDriverConfiguration =
              createYarnConfiguration(yarnJobSubmissionParams, jobSubmissionParameters);
      // add yarn runtime to the builder
      builder.addRuntime(yarnDriverConfiguration, DUMMY_YARN_RUNTIME);
    }
docs: Adds yarn runtime definitions to the builder, with a dummy name.
  This is needed to initialze yarn runtme that registers with RM but does not allows submitting evaluators
  as evaluator submissions submits to Yarn runtime.
  @param yarnJobSubmissionParams Yarn job submission parameters
  @param jobSubmissionParameters Generic job submission parameters
  @param builder The multi runtime builder