util-macros: add BBCLASSEXTEND sdk, because some packages were already depending on it
util-macros: add BBCLASSEXTEND sdk, because some packages were already depending on it

* for example libxrandr-sdk

Signed-off-by: Martin Jansa <516df3ff67e1fa5d153800b15fb204c0a1a389dc@gmail.com>

SIFTeam/openembedded,openembedded/openembedded,buglabs/oe-buglabs,openpli-arm/openembedded,thebohemian/openembedded,anguslees/openembedded-android,mrchapp/arago-oe-dev,buglabs/oe-buglabs,anguslees/openembedded-android,thebohemian/openembedded,sampov2/audio-openembedded,sutajiokousagi/openembedded,sutajiokousagi/openembedded,rascalmicro/openembedded-rascal,libo/openembedded,BlackPole/bp-openembedded,trini/openembedded,dellysunnymtech/sakoman-oe,JamesAng/goe,SIFTeam/openembedded,scottellis/overo-oe,xifengchuo/openembedded,dave-billin/overo-ui-moos-auv,JamesAng/oe,BlackPole/bp-openembedded,sledz/oe,nx111/openembeded_openpli2.1_nx111,dave-billin/overo-ui-moos-auv,libo/openembedded,sutajiokousagi/openembedded,rascalmicro/openembedded-rascal,openembedded/openembedded,JamesAng/goe,rascalmicro/openembedded-rascal,nx111/openembeded_openpli2.1_nx111,sentient-energy/emsw-oe-mirror,yyli/overo-oe,yyli/overo-oe,SIFTeam/openembedded,Martix/Eonos,nx111/openembeded_openpli2.1_nx111,SIFTeam/openembedded,dellysunnymtech/sakoman-oe,crystalfontz/openembedded,John-NY/overo-oe,JamesAng/oe,John-NY/overo-oe,scottellis/overo-oe,Martix/Eonos,giobauermeister/openembedded,sledz/oe,Martix/Eonos,sledz/oe,John-NY/overo-oe,mrchapp/arago-oe-dev,sledz/oe,sampov2/audio-openembedded,libo/openembedded,Martix/Eonos,crystalfontz/openembedded,sentient-energy/emsw-oe-mirror,giobauermeister/openembedded,John-NY/overo-oe,anguslees/openembedded-android,hulifox008/openembedded,hulifox008/openembedded,openpli-arm/openembedded,trini/openembedded,dellysunnymtech/sakoman-oe,trini/openembedded,nx111/openembeded_openpli2.1_nx111,scottellis/overo-oe,openembedded/openembedded,dave-billin/overo-ui-moos-auv,mrchapp/arago-oe-dev,dave-billin/overo-ui-moos-auv,xifengchuo/openembedded,JamesAng/oe,trini/openembedded,giobauermeister/openembedded,giobauermeister/openembedded,sampov2/audio-openembedded,sutajiokousagi/openembedded,mrchapp/arago-oe-dev,openpli-arm/openembedded,scottellis/overo-oe,dave-billin/overo-ui-moos-auv,rascalmicro/openembedded-rascal,anguslees/openembedded-android,trini/openembedded,openpli-arm/openembedded,buglabs/oe-buglabs,sentient-energy/emsw-oe-mirror,sampov2/audio-openembedded,anguslees/openembedded-android,nx111/openembeded_openpli2.1_nx111,mrchapp/arago-oe-dev,openembedded/openembedded,scottellis/overo-oe,John-NY/overo-oe,openembedded/openembedded,JamesAng/goe,crystalfontz/openembedded,SIFTeam/openembedded,BlackPole/bp-openembedded,rascalmicro/openembedded-rascal,John-NY/overo-oe,xifengchuo/openembedded,sledz/oe,giobauermeister/openembedded,hulifox008/openembedded,rascalmicro/openembedded-rascal,dave-billin/overo-ui-moos-auv,sutajiokousagi/openembedded,dellysunnymtech/sakoman-oe,openembedded/openembedded,hulifox008/openembedded,xifengchuo/openembedded,yyli/overo-oe,yyli/overo-oe,scottellis/overo-oe,sampov2/audio-openembedded,dave-billin/overo-ui-moos-auv,xifengchuo/openembedded,dellysunnymtech/sakoman-oe,mrchapp/arago-oe-dev,dellysunnymtech/sakoman-oe,crystalfontz/openembedded,JamesAng/goe,buglabs/oe-buglabs,giobauermeister/openembedded,hulifox008/openembedded,crystalfontz/openembedded,hulifox008/openembedded,sutajiokousagi/openembedded,JamesAng/oe,SIFTeam/openembedded,trini/openembedded,xifengchuo/openembedded,Martix/Eonos,dellysunnymtech/sakoman-oe,thebohemian/openembedded,JamesAng/goe,openembedded/openembedded,xifengchuo/openembedded,openembedded/openembedded,sentient-energy/emsw-oe-mirror,sampov2/audio-openembedded,thebohemian/openembedded,nx111/openembeded_openpli2.1_nx111,Martix/Eonos,anguslees/openembedded-android,anguslees/openembedded-android,JamesAng/oe,yyli/overo-oe,John-NY/overo-oe,thebohemian/openembedded,BlackPole/bp-openembedded,rascalmicro/openembedded-rascal,Martix/Eonos,thebohemian/openembedded,SIFTeam/openembedded,sutajiokousagi/openembedded,sentient-energy/emsw-oe-mirror,JamesAng/goe,crystalfontz/openembedded,giobauermeister/openembedded,JamesAng/oe,buglabs/oe-buglabs,openembedded/openembedded,sampov2/audio-openembedded,libo/openembedded,trini/openembedded,BlackPole/bp-openembedded,openpli-arm/openembedded,buglabs/oe-buglabs,yyli/overo-oe,BlackPole/bp-openembedded,buglabs/oe-buglabs,dellysunnymtech/sakoman-oe,giobauermeister/openembedded,xifengchuo/openembedded,libo/openembedded,openpli-arm/openembedded,JamesAng/goe,buglabs/oe-buglabs,scottellis/overo-oe,sledz/oe,nx111/openembeded_openpli2.1_nx111,yyli/overo-oe,sentient-energy/emsw-oe-mirror,openpli-arm/openembedded,rascalmicro/openembedded-rascal,thebohemian/openembedded,nx111/openembeded_openpli2.1_nx111,openembedded/openembedded,hulifox008/openembedded,sledz/oe,yyli/overo-oe,JamesAng/oe,mrchapp/arago-oe-dev,libo/openembedded,xifengchuo/openembedded,BlackPole/bp-openembedded,crystalfontz/openembedded,sentient-energy/emsw-oe-mirror,libo/openembedded,openembedded/openembedded,giobauermeister/openembedded,dellysunnymtech/sakoman-oe