support number value of optionitem needed in ApiSelect

[cugliang]

Subject of the feature

type OptionsItem = { label: string; value: string; disabled?: boolean };
Describe your issue here.
now,optionitem support string value,but sometimes the system developed surply number value of optionitem.
type OptionsItem = { label: string; value: string|number; disabled?: boolean };

Problem

but if change here,and change the api and mock interface to support number value,the console will get a warn info,as:
[Vue warn]: Invalid prop: type check failed for prop "value". Expected String with value "1", got Number with value 1.
runtime-dom.esm-bundler.c8ed2c92.js:1181
If the feature requests relates to a problem, please describe the problem you are trying to solve here.

Expected behaviour

What should happen? Please describe the desired behaviour.

Alternatives

What are the alternative solutions? Please describe what else you have considered?