SDK build does not find libhomescreen of new HMI framework

knimitz, hoshina0406, sdesneux, ronan, mranostay, scottm, ohporter

The SDK does somehow not find the (new) libhomescreen (new hmi framework).

See https://build.automotivelinux.org/job/ci-apps-mediaplayer-verify-master-CIB-arm/52/console

 
Info: creating stash file /w/workspace/ci-apps-mediaplayer-verify-master-CIB-arm/mediaplayer/.qmake.stash
+ make
cd app/ && ( test -e Makefile || /home/jenkins/agl-sdk/sysroots/x86_64-aglsdk-linux/usr/bin/qt5/qmake -o Makefile /w/workspace/ci-apps-mediaplayer-verify-master-CIB-arm/mediaplayer/app/app.pro ) && make -f Makefile
Info: creating cache file /w/workspace/ci-apps-mediaplayer-verify-master-CIB-arm/mediaplayer/app/.qmake.cache
Checking for libhomescreen... no
Project MESSAGE: PKG_CONFIG_LIBDIR automatically set to /home/jenkins/agl-sdk/sysroots/armv7vehf-neon-vfpv4-agl-linux-gnueabi/usr/lib/pkgconfig:/home/jenkins/agl-sdk/sysroots/armv7vehf-neon-vfpv4-agl-linux-gnueabi/usr/share/pkgconfig
Project ERROR: libhomescreen development package not found