include stargazers in README.md

[ibarrajo]

What changed?
Updated readme with badges and stargazers chart

Why?
Inspired by this readme https://github.com/uber-go/fx/?tab=readme-ov-file

It will be useful to have this metric as s KPI for OSS developer advocacy

How did you test it?
reviewed locally

Potential risks
none

Screenshots

[codecov]

Codecov Report

Merging #5794 (abb3088) into master (dbc5787) will decrease coverage by 0.07%.
The diff coverage is n/a.

❗ Current head abb3088 differs from pull request most recent head bd23893. Consider uploading reports for the commit bd23893 to get more accurate results

Additional details and impacted files

see 14 files with indirect coverage changes

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[coveralls]

Pull Request Test Coverage Report for Build 018e5dcc-5342-4ec7-82c3-42c07aee6740

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 84 unchanged lines in 16 files lost coverage.
• Overall coverage decreased (-0.04%) to 65.141%

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Files with Coverage Reduction	New Missed Lines	%
common/task/weighted_round_robin_task_scheduler.go	1	88.06%
common/task/fifo_task_scheduler.go	2	85.57%
common/persistence/sql/sqlplugin/mysql/task.go	2	73.68%
service/matching/db.go	2	73.23%
common/persistence/executionManager.go	2	78.62%
common/persistence/statsComputer.go	2	95.71%
common/persistence/sql/sqlplugin/mysql/db.go	2	79.49%
common/log/tag/tags.go	3	50.18%
service/history/task/fetcher.go	3	85.57%
service/history/task/transfer_standby_task_executor.go	4	85.77%

Totals
Change from base Build 018e5cdf-7f5d-4773-8b9c-ef2d92c714c9:	-0.04%
Covered Lines:	95222
Relevant Lines:	146179

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💛 - Coveralls