[ImgBot] Optimize images (#447) #1286

Job	Run time
call-node-workflow / build	47s
build (Pico)	3m 40s
build (AlpacaOwO)	2m 56s
build (BentoBox)	3m 19s
build (DURAL)	2m 52s
build (FightboardV3)	3m 28s
build (FightboardV3Mirrored)	2m 46s
build (FlatboxRev4)	2m 56s
build (FlatboxRev5)	3m 21s
build (FlatboxRev5RGB)	2m 48s
build (KB2040)	3m 33s
build (KeyboardConverter)	2m 45s
build (MavercadeKeebfighter)	2m 50s
build (PicoAnn)	3m 20s
build (PicoFightingBoard)	3m 34s
build (ReflexCtrlSNES)	2m 53s
build (ReflexEncoder)	3m 33s
build (RP2040AdvancedBreakoutBoard)	2m 44s
build (RP2040MiniBreakoutBoard)	2m 47s
build (SparkFunProMicro)	3m 43s
build (WaveshareZero)	3m 37s
build (Stress)	2m 50s
build (SGFDevices)	2m 49s
	1h 9m 51s

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