[wip/ros-genlisp] Fix a typo in depend.mk

ros-genlisp/depend.mk

@@ -24,7 +24,7 @@ SYSTEM_SEARCH.ros-genlisp=\
 	'share/genlisp/stack.xml:/<version>/s/[^0-9.]//gp'	\
 	'lib/pkgconfig/genlisp.pc:/Version/s/[^0-9.]//gp'
 
-export GENLISP_BIN=	${PREFIX.ros-genlib}/bin/gen_lisp.py
+export GENLISP_BIN=	${PREFIX.ros-genlisp}/bin/gen_lisp.py
 CMAKE_ARGS+=		-DGENLISP_BIN=${GENLISP_BIN}
 
 endif # ROS_GENLISP_DEPEND_MK ----------------------------------------------