games/fotaq: Remove unnecessary extract target

There is no need to use a custom extract target; using NO_WRKSUBDIR
works fine.

games/fotaq/Makefile

@@ -14,18 +14,12 @@ RUN_DEPENDS=	scummvm:${PORTSDIR}/games/scummvm
 
 USES=		zip
 NO_BUILD=	yes
+NO_WRKSUBDIR=	yes
 
 SUB_FILES=	pkg-message
 
-WRKSRC=		${WRKDIR}/${DISTNAME}
 PKGMESSAGE=	${WRKDIR}/pkg-message
 
-do-extract:
-	@${RM} -rf ${WRKDIR}
-	@${MKDIR} ${WRKSRC}
-	@cd ${WRKSRC} && ${EXTRACT_CMD} ${EXTRACT_BEFORE_ARGS} \
-		${_DISTDIR}/${EXTRACT_ONLY}
-
 do-install:
 	@${MKDIR} ${STAGEDIR}${DATADIR}
 	@${INSTALL_DATA} ${WRKSRC}/queen.1c ${STAGEDIR}${DATADIR}