[comp:input-number] style change from counter to input-number

[imguolao]

• I have searched the issues of this repository and believe that this is not a duplicate.

What problem does this feature solve?

Change the current input-number component to counter component, and add a new input-number component, or use a counter prop to change style.

将当前的 input-number 样式风格由计数器变更为输入框。

What does the proposed API look like?

Change the current input-number component to counter component, and add a new input-number component, or use a counter prop to change style.

将当前的 input-number 样式风格由计数器变更为输入框。

[danranVm]

dup #970

[imguolao]

close duplicate issue