fix(module: range-picker): throw exception when has default value

[ElderJames]

[中文版模板 / Chinese template]

🤔 This is a ...

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🇨🇳 Chinese

☑️ Self Check before Merge

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[codecov-io]

Codecov Report

Merging #972 (039ad06) into master (e8c995e) will not change coverage.
The diff coverage is 0.00%.

@@          Coverage Diff           @@
##           master    #972   +/-   ##
======================================
  Coverage    5.75%   5.75%           
======================================
  Files         406     406           
  Lines       21737   21737           
======================================
  Hits         1250    1250           
  Misses      20487   20487           

Impacted Files	Coverage Δ
components/date-picker/RangePicker.razor.cs	0.00% <0.00%> (ø)

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[ElderJames]

@anddrzejb cc