mozjs: Avoid use of X11 from host when X11 is disabled
mozjs: Avoid use of X11 from host when X11 is disabled

The mozjs build system makes use of host headers and libraries if not
passed an invalid path for `--x-includes` and `--x-libraries`. This
fixes host contamination while building in a development host.

Signed-off-by: Otavio Salvador <1d31b11c1b92bf5d043d36edfe7174db39a6b891@ossystems.com.br>
Signed-off-by: Khem Raj <729d64b6f67515e258459a5f6d20ec88b2caf8df@gmail.com>

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