Convert transfer to cross cluster task if target domain is active in remote cluster

[yycptt]

What changed?

• Convert transfer to cross cluster task if target domain is active in remote cluster
• Refactor unit test for transfer active task executor

Why?
Cross domain task life cycle

How did you test it?
Unit test

Potential risks
N/A, no cross cluster task will be generated right now

Release notes

Documentation Changes

[coveralls]

Pull Request Test Coverage Report for Build 633fd2bf-3557-42ce-943e-bda915bc8527

• 44 of 52 (84.62%) changed or added relevant lines in 2 files are covered.
• 90 unchanged lines in 16 files lost coverage.
• Overall coverage decreased (-0.02%) to 60.146%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
service/history/task/transfer_active_task_executor.go	40	48	83.33%

Files with Coverage Reduction	New Missed Lines	%
client/history/client.go	2	44.35%
client/history/metricClient.go	2	49.43%
common/membership/rpServiceResolver.go	2	73.58%
common/persistence/executionManager.go	2	75.5%
common/persistence/statsComputer.go	2	95.71%
service/history/execution/mutable_state_builder.go	2	69.87%
service/history/handler.go	2	46.67%
service/history/queue/timer_queue_processor.go	2	58.77%
common/task/fifoTaskScheduler.go	4	83.51%
service/frontend/workflowHandler.go	4	58.48%

Totals
Change from base Build 60b59472-1dae-4c2b-bc35-275ee62aac27:	-0.02%
Covered Lines:	89875
Relevant Lines:	149428

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💛 - Coveralls