Clang-Format and CI-CD Update

[Skptak]

Description

Swap all files to use clang-format instead of uncrustify
Use a new spell checker
Use new version of some CI-CD Actions
Relevant PR for CI-CD-Actions can be found here

Test Steps

Checklist:

• I have tested my changes. No regression in existing tests.
• I have modified and/or added unit-tests to cover the code changes in this Pull Request.

Related Issue

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[codecov]

Codecov Report

Patch coverage: 81.48% and project coverage change: -0.15% ⚠️

Comparison is base (db05642) 93.94% compared to head (d774bc2) 93.79%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #179      +/-   ##
==========================================
- Coverage   93.94%   93.79%   -0.15%     
==========================================
  Files           3        3              
  Lines        1684     1774      +90     
  Branches      439      458      +19     
==========================================
+ Hits         1582     1664      +82     
- Misses         17       22       +5     
- Partials       85       88       +3     

Flag	Coverage Δ
unit_tests	93.79% <81.48%> (-0.15%)	⬇️

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Files Changed	Coverage Δ
source/portable/mbedtls/core_pkcs11_mbedtls.c	93.84% <ø> (-0.01%)	⬇️
source/core_pkcs11.c	90.51% <67.74%> (-1.74%)	⬇️
source/core_pki_utils.c	100.00% <100.00%> (ø)

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