fix header guards

[mrabine]

No description provided.

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ +0.00%	✅ 100.00%

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (fea9403)	9874	9498	96.19%
Head commit (0a12d21)	9875 (+1)	9499 (+1)	96.19% (+0.00%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#153)	1	1	100.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.24%. Comparing base (fea9403) to head (0a12d21).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #153      +/-   ##
==========================================
- Coverage   96.24%   96.24%   -0.01%     
==========================================
  Files          77       77              
  Lines        9243     9242       -1     
==========================================
- Hits         8896     8895       -1     
  Misses        347      347              

Flag	Coverage Δ
unittests	96.24% <100.00%> (-0.01%)	⬇️

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