#495 Add operation definitions to the task results object used in notifications.

[yruslan]

Closes #495

[github-actions]

Unit Test Coverage

Overall Project	84.14% -0.13%	🍏
Files changed	89.49%	🍏

Module	Coverage
pramen:core Jacoco Report	84.91% -0.15%	🍏
pramen-extras Jacoco Report	76.75%	🍏

Files

Module	File	Coverage
pramen:core Jacoco Report	ScheduleParser.scala	100%	🍏
	HyperdriveNotificationTarget.scala	100%	🍏
	TransformExpressionParser.scala	100%	🍏
	OrchestratorImpl.scala	100%	🍏
	ScheduleStrategySourcing.scala	98.37%	🍏
	TransferTableParser.scala	97.6%	🍏
	ScheduleStrategyTransformation.scala	97.51%	🍏
	OperationSplitter.scala	96.3%	🍏
	ScheduleStrategyUtils.scala	95.78%	🍏
	TransformationJob.scala	95.73%	🍏
	ScheduleUtils.scala	95.21%	🍏
	SparkUtils.scala	94.76%	🍏
	TransferJob.scala	94.59% -2.7%	🍏
	SinkJob.scala	93.81%	🍏
	ScheduleStrategyIncremental.scala	93.16%	🍏
	JobBase.scala	91.4%	🍏
	PythonTransformationJob.scala	91.36% -0.46%	❌
	PipelineNotificationBuilderHtml.scala	91.34%	🍏
	ConcurrentJobRunnerImpl.scala	88.86%	🍏
	OperationDef.scala	88.74%	🍏
	TaskRunnerBase.scala	85.64% -3.76%	🍏
	IncrementalIngestionJob.scala	81.65%	🍏
	IngestionJob.scala	81.1%	🍏
	SinkTableParser.scala	80.77%	🍏
	SourceTableParser.scala	79.73%	🍏
	OperationType.scala	70.4% -1.69%	❌
pramen-extras Jacoco Report	EcsPipelineNotificationTarget.scala	91.45%	🍏
	EcsNotificationTarget.scala	85.32%	🍏