全局a-config-provider设置的componentSize，在modal.confirm中没有生效

[dubiping]

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What problem does this feature solve?

调用modal.confirm时，全局设置的componentSize生效

What does the proposed API look like?

全局a-config-provider设置的componentSize， 赋值到globalConfigForApi， 使其modal.confirm内部的定义a-config-provider也同步生效

[github-actions[bot]]

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[15890182384]

因为Modal.confirm他是重新createApp创建的一个容器,没有兼容原有的appContext.