Fix generation of invalid links in ProvidersDocsGenerator

[panilya]

Issue: #586

[codecov-commenter]

Codecov Report

Merging #588 (f9482d6) into main (24e3c99) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main     #588   +/-   ##
=========================================
  Coverage     93.54%   93.54%           
- Complexity     2441     2442    +1     
=========================================
  Files           252      252           
  Lines          5051     5051           
  Branches        550      550           
=========================================
  Hits           4725     4725           
+ Misses          192      189    -3     
- Partials        134      137    +3     

Impacted Files	Coverage Δ
...rc/main/java/net/datafaker/service/FakeValues.java	82.72% <0.00%> (-0.91%)	⬇️
...c/main/java/net/datafaker/providers/base/Text.java	77.96% <0.00%> (-0.85%)	⬇️
.../java/net/datafaker/service/FakeValuesService.java	86.27% <0.00%> (+0.20%)	⬆️
.../main/java/net/datafaker/service/FakerContext.java	92.30% <0.00%> (+2.56%)	⬆️

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[bodiam]

❤️ for fixing!