Use newer version of github docker push action

[neil-xie]

What changed?
Multi-architecture builds and push action was introduced in v2, currently we are using v1 which is not working

Why?

How did you test it?

Potential risks

Release notes

Documentation Changes

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.06%. Comparing base (2c9795e) to head (19d60db).
Report is 1 commits behind head on master.

Additional details and impacted files

see 7 files with indirect coverage changes

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[coveralls]

Pull Request Test Coverage Report for Build 018fe532-b59d-4eba-9536-474b66d5e453

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 107 unchanged lines in 13 files lost coverage.
• Overall coverage decreased (-0.04%) to 70.631%

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Files with Coverage Reduction	New Missed Lines	%
service/history/queue/timer_queue_processor_base.go	1	77.66%
common/task/weighted_round_robin_task_scheduler.go	2	89.05%
common/peerprovider/ringpopprovider/config.go	2	81.58%
service/history/queue/transfer_queue_processor.go	2	56.49%
service/history/task/task.go	3	84.81%
common/persistence/nosql/nosql_task_store.go	3	85.52%
service/history/handler/handler.go	3	96.2%
service/frontend/api/handler.go	4	66.05%
common/task/fifo_task_scheduler.go	5	84.54%
service/history/execution/cache.go	6	74.61%

Totals
Change from base Build 018fe51b-2f78-4f20-9983-032a3377f62d:	-0.04%
Covered Lines:	105206
Relevant Lines:	148952

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💛 - Coveralls