Improved spectrogram by using the RHI

[kunitoki]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 50.97087% with 101 lines in your changes missing coverage. Please review.
✅ Project coverage is 81.62%. Comparing base (f7716f5) to head (9363303).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...up_audio_gui/displays/yup_SpectrogramComponent.cpp	49.74%	98 Missing ⚠️
.../yup_audio_gui/displays/yup_SpectrogramComponent.h	50.00%	1 Missing ⚠️
...dio_gui/displays/yup_SpectrumAnalyzerComponent.cpp	0.00%	1 Missing ⚠️
...es/yup_dsp/frequency/yup_SpectrumAnalyzerState.cpp	87.50%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #174      +/-   ##
==========================================
+ Coverage   81.57%   81.62%   +0.04%     
==========================================
  Files         793      793              
  Lines       82463    82577     +114     
==========================================
+ Hits        67269    67403     +134     
+ Misses      15194    15174      -20     

Files with missing lines	Coverage Δ
.../yup_audio_gui/displays/yup_SpectrogramComponent.h	85.71% <50.00%> (-6.60%)	⬇️
...dio_gui/displays/yup_SpectrumAnalyzerComponent.cpp	58.63% <0.00%> (+0.16%)	⬆️
...es/yup_dsp/frequency/yup_SpectrumAnalyzerState.cpp	91.42% <87.50%> (ø)
...up_audio_gui/displays/yup_SpectrogramComponent.cpp	76.25% <49.74%> (+6.95%)	⬆️

... and 7 files with indirect coverage changes

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