Fix required attributes value from config

[BurnedMarshal]

The value of requiredAttributes is taken from the serviceProviderConfig instead of a static value.

[pagopa-github-bot]

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Generated by 🚫 dangerJS against 4e51f8d

[codecov]

Codecov Report

Merging #75 (8bbb8fd) into master (56e2e28) will increase coverage by 0.79%.
The diff coverage is 86.66%.

@@            Coverage Diff             @@
##           master      #75      +/-   ##
==========================================
+ Coverage   66.26%   67.06%   +0.79%     
==========================================
  Files          11       11              
  Lines         750      759       +9     
  Branches      117      123       +6     
==========================================
+ Hits          497      509      +12     
+ Misses        252      249       -3     
  Partials        1        1              

Impacted Files	Coverage Δ
src/config.ts	100.00% <ø> (ø)
src/strategy/spid.ts	37.20% <0.00%> (+0.25%)	⬆️
src/utils/middleware.ts	92.30% <ø> (ø)
src/index.ts	64.19% <92.85%> (+4.77%)	⬆️
src/utils/response.ts	45.45% <0.00%> (+9.09%)	⬆️

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[AleDore]

LGTM