[Yocto]Delete the .debug folder

[layleon]

I want the generated image to not contain the following. ./lib/.debug ./usr/bin/.debug ./usr/lib/audit/.debug ./usr/sbin/.debug ./sbin/.debug IMAGE_GEN_DEBUGFS set to 0 is not useful.

[jimmychan]

Could you tell me which product are you using?

Which BSP/software package are you using?