Set camera tuning blob path per socket

[themarpe]

Purpose

Expands setCameraTuningBlobPath to be able to be applied per socket, instead of globally. CC: @jakaskerl

Testing & Validation

# No custom tuning
python utilities/cam_test.py -cams cama,c camb,m camc,m -fps 5 
# Per socket custom tuning, LEFT&RIGHT low light and COLOR low light (from here: https://docs.luxonis.com/hardware/platform/sensors/image-quality)
python utilities/cam_test.py -cams cama,c camb,m camc,m -fps 5 -tun camb,tuning_mono_low_light.bin camc,tuning_mono_low_light.bin cama,tuning_color_low_light.bin

before:

after:

[moratom]

Thanks, LGTM!