Fix schema location with hash in fragment

[justin-tay]

This fixes the case where the schema location has a # in the fragment for example https://example.com/example.yaml#/paths/~1subscribe/post/callbacks/myEvent/{request.body#~1callbackUrl}/post/requestBody/content/application~1json/schema.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.94%. Comparing base (48ca3c2) to head (38a0b3b).
Report is 40 commits behind head on master.

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Additional details and impacted files

@@             Coverage Diff              @@
##             master    #1075      +/-   ##
============================================
- Coverage     78.90%   77.94%   -0.96%     
- Complexity     1965     2049      +84     
============================================
  Files           172      198      +26     
  Lines          6352     6851     +499     
  Branches       1255     1255              
============================================
+ Hits           5012     5340     +328     
- Misses          867     1032     +165     
- Partials        473      479       +6     

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