rootfs_rpm.bbclass: remove lock files to get rpm working on device

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@5412 311d38ba-8fff-0310-9ca6-ca027cbcb966

meta/classes/rootfs_rpm.bbclass

@@ -141,6 +141,9 @@ EOF
 	rm -rf ${IMAGE_ROOTFS}/var/log2/
 	rm -rf ${IMAGE_ROOTFS}${DEPLOY_DIR_RPM}/
 
+	# remove lock files
+	rm -f ${IMAGE_ROOTFS}/var/lib/rpm/__db.*
+
 	log_check rootfs 	
 }