oe-buglabs: fix default osgi bundle directory in java-osgi.bbclass.
oe-buglabs: fix default osgi bundle directory in java-osgi.bbclass.

Change-Id: I19a48b35667743c285afe066e782eca7f91fe994

buglabs/oe-buglabs,buglabs/oe-buglabs,buglabs/oe-buglabs,buglabs/oe-buglabs,buglabs/oe-buglabs,buglabs/oe-buglabs,buglabs/oe-buglabs,buglabs/oe-buglabs