displaySomething function and brightness settings #281

Job	Run time
Build M5Cardputer	4m 30s
Build M5StickCPlus2	4m 17s
Build M5StickCPlus	4m 23s
Build M5StickCPlus_Launcher	4m 16s
Build Core2	4m 32s
Build Core16mb	4m 51s
Build Core4mb	4m 14s
Build CoreS3	4m 44s
Build ESP32-S3	4m 33s
Build CYD-2432S028	4m 17s
Build CYD-2USB	4m 41s
Build CYD-2432W328C	4m 23s
Build CYD-2432W328C(inv_colors)_and_CYD-2432S024C	4m 15s
Build CYD-2432S028_Launcher	4m 3s
Build CYD-2USB_Launcher	3m 58s
Build CYD-2432W328C_Launcher	3m 56s
Build Lilygo_T-Embed_CC1101	1m 54s
Build Lilygo_T-Embed	4m 44s
Build Lilygo_T-Deck	4m 46s
Build Lilygo_T-Deck-Pro	4m 29s
create_release	0s
Post-compile steps	0s
	1h 25m 46s

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