Added spectogram to subghz #730

Job	Run time
Build CoreS3	4m 54s
Build ESP32 - M5StickCPlus2	4m 15s
Build Headless: ESP32-S3	4m 25s
Build Launcher based environment: CYD	3m 51s
Build ESP32-S3 - M5Cardputer	4m 38s
	22m 3s

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