layer.conf: Add shared-mime-info and desktop-file-utils to safe sigs for phoronix-test-suite
layer.conf: Add shared-mime-info and desktop-file-utils to safe sigs for phoronix-test-suite

This is to avoid sstate signature failures where dependencies on
shared-mime-info and desktop-file-utils is added via mime and mime-xdg
classes which are target packages and not allarch

Signed-off-by: Khem Raj <729d64b6f67515e258459a5f6d20ec88b2caf8df@gmail.com>

lgirdk/meta-openembedded,rehsack/meta-openembedded,schnitzeltony/meta-openembedded,moto-timo/meta-openembedded,lgirdk/meta-openembedded,victronenergy/meta-openembedded,VCTLabs/meta-openembedded,moto-timo/meta-openembedded,lgirdk/meta-openembedded,schnitzeltony/meta-openembedded,openembedded/meta-openembedded,schnitzeltony/meta-openembedded,schnitzeltony/meta-openembedded,rehsack/meta-openembedded,openembedded/meta-openembedded,lgirdk/meta-openembedded,victronenergy/meta-openembedded,rehsack/meta-openembedded,openembedded/meta-openembedded,lgirdk/meta-openembedded,openembedded/meta-openembedded,victronenergy/meta-openembedded,openembedded/meta-openembedded,lgirdk/meta-openembedded,moto-timo/meta-openembedded,VCTLabs/meta-openembedded,moto-timo/meta-openembedded,schnitzeltony/meta-openembedded,openembedded/meta-openembedded,schnitzeltony/meta-openembedded,VCTLabs/meta-openembedded,schnitzeltony/meta-openembedded,rehsack/meta-openembedded,VCTLabs/meta-openembedded,VCTLabs/meta-openembedded,openembedded/meta-openembedded,victronenergy/meta-openembedded,VCTLabs/meta-openembedded,victronenergy/meta-openembedded,rehsack/meta-openembedded,rehsack/meta-openembedded,victronenergy/meta-openembedded,openembedded/meta-openembedded,rehsack/meta-openembedded,VCTLabs/meta-openembedded,VCTLabs/meta-openembedded,victronenergy/meta-openembedded,lgirdk/meta-openembedded,moto-timo/meta-openembedded