2.14.6 patch release

[davidhewitt]

Cherry-pick of #1125 onto 2.14 branch.

[codecov]

Codecov Report

Merging #1128 (126a165) into 2.14 (82158ce) will decrease coverage by 0.64%.
The diff coverage is 92.85%.

Additional details and impacted files

@@            Coverage Diff             @@
##             2.14    #1128      +/-   ##
==========================================
- Coverage   90.35%   89.71%   -0.64%     
==========================================
  Files         106      106              
  Lines       17338    16407     -931     
  Branches       35       35              
==========================================
- Hits        15665    14719     -946     
- Misses       1666     1681      +15     
  Partials        7        7              

Files	Coverage Δ
src/serializers/type_serializers/definitions.rs	98.57% <100.00%> (+0.08%)	⬆️
src/definitions.rs	87.96% <91.89%> (+2.47%)	⬆️
src/validators/definitions.rs	94.80% <89.28%> (+0.28%)	⬆️

... and 25 files with indirect coverage changes

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[codspeed-hq]

CodSpeed Performance Report

Merging #1128 will improve performances by 30.81%

_{Comparing dh/2.14.6 (126a165) with 2.14 (82158ce)}

Summary

⚡ 1 improvements
✅ 139 untouched benchmarks

Benchmarks breakdown

	Benchmark	2.14	dh/2.14.6	Change
⚡	test_core_future_str	35.3 µs	27 µs	+30.81%