sip3: simplify recipe
sip3: simplify recipe

The custom configure block can be shared between target
and native if you just configure the sysroot option accordingly
and use STAGING_INCDIR to locate the python headers to build
against.

Signed-off-by: S. Lockwood-Childs <d34d4ca0e04a40fb396dcad4d7075f8ba9f621e3@vctlabs.com>
Signed-off-by: Khem Raj <729d64b6f67515e258459a5f6d20ec88b2caf8df@gmail.com>

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