libgles-omap3-no-x: improve packageging
libgles-omap3-no-x: improve packageging

TI tries to create multi architecture recipes without defining a SoC
package type. This hack will not work when switching between
architectures in one build directory. Also, we save some space on the
rootfs by not installing the libraries for all architectures.

Signed-off-by: Stefan Müller-Klieser <a3e08e35e4a42be768e7d0e76ae1ba321c2a66dd@phytec.de>

PHYTEC-Messtechnik-GmbH/meta-phytec,PHYTEC-Messtechnik-GmbH/meta-phytec,PHYTEC-Messtechnik-GmbH/meta-phytec,PHYTEC-Messtechnik-GmbH/meta-phytec,PHYTEC-Messtechnik-GmbH/meta-phytec