chore: adjust getValueProps types

[ttys026]

getValueProps 一般组件都不会返回 object 类型；字符串、数字、数组这些比较多。现在这样会飘红。 https://codesandbox.io/s/nifty-haibt-o2ms0?file=/index.tsx:463-576

[codecov[bot]]

Codecov Report

Merging #194 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #194   +/-   ##
=======================================
  Coverage   99.89%   99.89%           
=======================================
  Files          13       13           
  Lines         912      912           
  Branches      208      196   -12     
=======================================
  Hits          911      911           
  Misses          1        1           

Impacted Files	Coverage Δ
src/Field.tsx	100.00% <ø> (ø)

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