[FEATURE] SourceControl enabled

[hacke2]

如果你的需求与问题相关，请在下面描述一下（Is your feature request related to a problem? Please describe.）

描述你预期的功能表现（Describe the solution you'd like）

描述你考虑过的替代方案（Describe alternatives you've considered）

补充信息（Additional context）

[stale[bot]]

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[erha19]

这里的 API 我在 https://github.com/opensumi/core/pull/1702 应该已经实现掉了，支持了 SourceControl#ActionButton 相关 API