add odm partition to ld.config.legacy

change is needed to be able to load libraries from /odm partition

/odm partition should have the lowest priority so that it can not override
the libraries from /vendor or /system partitions

Test: libraries are loaded ok.
Change-Id: Ifdfc22a3406ae3ad1fde53618d4120fd0498f615
Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>