rework analog drift LFO (aka osc detune)

Author: jpcima

Makefile

@@ -57,6 +57,7 @@ dsp:
 	$(call faustgen,-X-vec,sources/dsp/Delay3PhaseDigital.dsp,gen/dsp/Delay3PhaseDigital)
 	$(call faustgen,-X-vec,sources/dsp/LFO3PhaseDual.dsp,gen/dsp/LFO3PhaseDual)
 	$(call faustgen,-X-vec,sources/dsp/StringFiltersHighshelf.dsp,gen/dsp/StringFiltersHighshelf)
+	$(call faustgen,-X-vec,sources/dsp/NoiseLFO.dsp,gen/dsp/NoiseLFO)
 
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