crash: fix crash-cross build on x86_64
crash: fix crash-cross build on x86_64

Remove -m32 from CFLAGS even for -cross recipe. Also remove
${GDB_CONF_FLAGS} from GDB_TARGET variable (that is passed to the gdb
configuration) since the use of GDB_CONF_FLAGS is removed by
0001-cross_add_configure_option.patch.

Signed-off-by: Goran Cengic <17165de16d046e8b72eee1686e8474b3a3216b67@gmail.com>
Signed-off-by: Khem Raj <729d64b6f67515e258459a5f6d20ec88b2caf8df@gmail.com>

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