Create a helper function to handle ConditionFailedError

[Shaddoll]

What changed?

• Create a helper function to handle ConditionFailedError
• Use errors.As to check error type

Why?
To make the error handling logic consistent in matching

How did you test it?

Potential risks

Release notes

Documentation Changes

[coveralls]

Pull Request Test Coverage Report for Build 01865c35-0889-4b64-960b-a675f5d0c0a8

• 11 of 22 (50.0%) changed or added relevant lines in 3 files are covered.
• 103 unchanged lines in 15 files lost coverage.
• Overall coverage increased (+0.003%) to 57.162%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
service/matching/taskReader.go	2	5	40.0%
service/matching/taskListManager.go	6	14	42.86%

Files with Coverage Reduction	New Missed Lines	%
common/task/weightedRoundRobinTaskScheduler.go	1	89.64%
service/matching/taskWriter.go	1	85.37%
common/persistence/sql/sqlExecutionStore.go	2	63.68%
common/task/fifoTaskScheduler.go	2	84.54%
common/util.go	2	52.31%
service/history/execution/mutable_state_builder.go	2	68.82%
service/history/task/transfer_active_task_executor.go	2	72.15%
service/history/task/transfer_standby_task_executor.go	2	87.66%
service/matching/taskReader.go	2	88.94%
common/persistence/nosql/nosqlplugin/cassandra/workflow.go	3	60.0%

Totals
Change from base Build 01865b3a-aa37-4435-ad6a-05e6646a9788:	0.003%
Covered Lines:	84971
Relevant Lines:	148650

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💛 - Coveralls