The number of contributors shown in the chart is inconsistent with the source data

[Baoyuantop]

https://api7.ai/contributor-graph?chart=contributorOverTime&repo=apache/skywalking

The number of contributors to this project is shown as 641 in the merge view, but the number should be 648 from the original data corresponding to the API (filtered by the script).

More details refer to #198 (comment)

[Baoyuantop]

cc @guoqqqi @SkyeYoung

[Baoyuantop]

Compare again using the latest API data:

• skywalking website: 654
• API7 contributor graph: 646

Skywalking website data compared to API7 contributor graph:

• removed 45

removed: [
    '',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    'BZFYS',
    'Du-fei',
    'RolandMa1986',
    '[email protected]',
    'andyzzl',
    '[email protected]',
    'bostin',
    'buyanhub',
    '[email protected]',
    '[email protected]',
    'chess-equality',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    'mage3k',
    'mantuliu',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    'remGigo',
    '[email protected]',
    '[email protected]',
    'tianyuak',
    'tzsword-2020',
    'viktoryi',
    '[email protected]',
    'wl4g',
    'wuguanyu',
    'ychandu',
    '[email protected]',
    '[email protected]',
    '[email protected]',
    'zijin-m'
  ],

• add 53

added: [
    '182148432**',
    '28707699**',
    '295198088**',
    '305542043**',
    '381321959**',
    '394102339**',
    '437376068**',
    '45203823+gzshilu**',
    '55846420**',
    '66098854+tangshan-brs**',
    '826245622**',
    '88840672+wangwang89**',
    '983708408**',
    'Adrian Cole',
    'Dr-wgy',
    'Frapschen',
    'Leibnizhu',
    'adriancole',
    'andyzzlms**',
    'angty',
    'ascrutae**',
    'baiyang06**',
    'bwh12398**',
    'cheatbeater**',
    'chenglei**',
    'dalekliuhan**',
    'dufei666',
    'kzd666**',
    'liufei**',
    'lixin40**',
    'lizl9**',
    'loushuiyifan**',
    'lxin96**',
    'me**',
    'ming_flycash**',
    'mrproliu**',
    'qiu_jy**',
    'qq327568824**',
    'renliangbu**',
    'rolandma**',
    'songzhian**',
    'sourcelliu',
    'tanzhen**',
    'tthallos',
    'victor-yi',
    'wang_weihan**',
    'wangbo78978**',
    'wxb17742006482**',
    'xiaoweiyu**',
    'yushuqiang**',
    'zhangliang**',
    'zhangxin**',
    'zhongjianno1**'
  ]

[Jtrust]

https://api.github.com/repos/apache/skywalking/contributors?page=5&per_page=100&anon=true

Did you count the anonymous contributors?