table 虚拟滚动场景下支持onScrollToBottom事件

[charlescc]

What problem does this feature solve?

在使用虚拟滚动来加载大量数据的table时，因为分页使用的是nextToken的分页方式来避免后端大量数据的count 操作，但是目前table不支持onScrollToBottom来加载分页数据，只能先获取所有分页再加载table， 会有浪费的请求

What does the proposed API look like?

table 新增onScrollToBottom来配合虚拟滚动使用

[ng-zorro-bot]

Translation of this issue:

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table Supports onScrollToBottom event in virtual scrolling scene

What problem does this feature solve?

In the use of virtual scrolling to load a large amount of data table, because the paging uses the nextToken paging mode to avoid the count operation of the backend large amount of data, but currently the table does not support onScrollToBottom to load the paging data, only get all the paging and then load Table, there will be wasted requests

What does the proposed API look like?

Table added onScrollToBottom to match virtual scrolling