Remove redundant parameter from CreateTasks flow

[Shaddoll]

What changed?
Remove redundant parameter from CreateTasks flow

Why?
persistence.TaskInfo has workflowID and runID fields, which makes Execution parameter redundant.

How did you test it?
unit tests

Potential risks

Release notes

Documentation Changes

[codecov]

Codecov Report

Attention: Patch coverage is 40.00000% with 6 lines in your changes are missing coverage. Please review.

Project coverage is 68.22%. Comparing base (dd54cd0) to head (d1869a3).
Report is 4 commits behind head on master.

Additional details and impacted files

Files	Coverage Δ
common/persistence/data_manager_interfaces.go	95.50% <ø> (ø)
common/persistence/data_store_interfaces.go	100.00% <ø> (ø)
service/matching/handler/engine.go	56.47% <ø> (-0.14%)	⬇️
service/matching/tasklist/task_writer.go	77.44% <100.00%> (-0.34%)	⬇️
service/matching/tasklist/task_list_manager.go	63.70% <50.00%> (ø)
service/matching/tasklist/task_reader.go	73.80% <0.00%> (+0.92%)	⬆️
common/persistence/nosql/nosql_task_store.go	71.06% <0.00%> (ø)
common/persistence/taskManager.go	0.00% <0.00%> (ø)

... and 18 files with indirect coverage changes

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[coveralls]

Pull Request Test Coverage Report for Build 018fcfdb-0ea2-4e72-985c-12357d6a7098

Details

• 10 of 14 (71.43%) changed or added relevant lines in 7 files are covered.
• 1231 unchanged lines in 22 files lost coverage.
• Overall coverage decreased (-0.03%) to 69.623%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
service/matching/tasklist/task_list_manager.go	1	2	50.0%
service/matching/tasklist/task_reader.go	0	1	0.0%
common/persistence/persistence-tests/persistenceTestBase.go	0	2	0.0%

Files with Coverage Reduction	New Missed Lines	%
service/history/task/transfer_standby_task_executor.go	2	86.33%
common/task/weighted_round_robin_task_scheduler.go	2	88.56%
common/task/parallel_task_processor.go	2	93.06%
common/task/fifo_task_scheduler.go	2	80.41%
common/persistence/sql/sqlplugin/mysql/task.go	2	73.68%
common/persistence/visibility_single_manager.go	2	99.33%
service/matching/tasklist/matcher.go	2	89.35%
common/persistence/sql/sqlplugin/mysql/db.go	2	79.49%
service/history/queue/timer_queue_processor_base.go	3	77.87%
common/persistence/wrappers/errorinjectors/utils.go	3	93.7%

Totals
Change from base Build 018fcf32-23d9-4d7d-a579-94202b6c6918:	-0.03%
Covered Lines:	102829
Relevant Lines:	147693

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💛 - Coveralls