Revert codecov change to block new line changes again

[jakobht]

What changed?
Revert codecov change that was introduced to bypass in a refactor pr

Why?

How did you test it?

Potential risks

Release notes

Documentation Changes

[coveralls]

Pull Request Test Coverage Report for Build 018ec2bb-b3b2-4365-a4ad-536cccc07552

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 42 unchanged lines in 10 files lost coverage.
• Overall coverage increased (+0.001%) to 67.367%

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Files with Coverage Reduction	New Missed Lines	%
service/matching/matcher.go	1	91.07%
service/history/task/transfer_standby_task_executor.go	2	87.01%
service/matching/taskReader.go	2	84.88%
common/task/weighted_round_robin_task_scheduler.go	2	89.05%
common/persistence/execution_manager.go	2	83.54%
common/task/fifo_task_scheduler.go	2	85.57%
common/membership/hashring.go	2	84.69%
common/persistence/statsComputer.go	2	97.14%
service/history/shard/context.go	9	66.87%
service/history/execution/mutable_state_task_refresher.go	18	61.08%

Totals
Change from base Build 018ec2b7-9fca-4566-b8b6-dc4e1b28aa3b:	0.001%
Covered Lines:	98200
Relevant Lines:	145769

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💛 - Coveralls