[wip/roscontrol-sot] Makefile: pal_msgs should not be looked for when being with erbium

Fix depend.mk looking for a wrong cmake file.

talos-metapkg-ros-control-sot/Makefile

@@ -9,6 +9,7 @@ ROSNAME=		$(subst -,_,${PKGBASE})
 DISTNAME=		${ROSNAME}-${VERSION}
 WRKSRC=			${WRKDIR}/${ROSNAME}-${VERSION}
 DIST_SUBDIR=		${PKGBASE}
+PKGREVISION=		1
 
 CATEGORIES=		wip
 HOMEPAGE=		${MASTER_SITE_GITHUB:=stack-of-tasks/${ROSNAME}}