Parameter simple scenarion for any schema type fix

[p1c2u]

Fixes #322

[codecov]

Codecov Report

Merging #323 (d24e57d) into master (98f4ae7) will increase coverage by 0.14%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #323      +/-   ##
==========================================
+ Coverage   96.18%   96.32%   +0.14%     
==========================================
  Files          80       80              
  Lines        1548     1553       +5     
==========================================
+ Hits         1489     1496       +7     
+ Misses         59       57       -2     

Impacted Files	Coverage Δ
openapi_core/schema/parameters.py	100.00% <100.00%> (ø)
openapi_core/validation/validators.py	100.00% <0.00%> (+5.12%)	⬆️

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