Enhancement: Add links to documentation

[localheinz]

This pull request

• adds links to the JSON schema documentation

[codecov]

Codecov Report

Merging #634 (a9c8d17) into main (3658b93) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main     #634   +/-   ##
=========================================
  Coverage     99.05%   99.05%           
  Complexity      151      151           
=========================================
  Files            32       32           
  Lines           527      527           
=========================================
  Hits            522      522           
  Misses            5        5           

Impacted Files	Coverage Δ
src/SchemaNormalizer.php	95.93% <ø> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 3658b93...a9c8d17. Read the comment docs.