remove errant line continuation from Makefile

Accidentally, there were no ill effects because GNU configure can take
variable settings from the environment or the command line.

net/ssldump/Makefile

@@ -18,7 +18,7 @@ AUTOCONF_VERSION=	2.71
 AUTOMAKE_VERSION=	1.16
 
 CONFIGURE_ARGS+=	--with-openssl-inc=/usr/include \
-			--with-openssl-lib=/usr/lib \
+			--with-openssl-lib=/usr/lib
 CONFIGURE_ENV=		CPPFLAGS="-I${LOCALBASE}/include/libnet-1.1 -I${LOCALBASE}/include" \
 			LDFLAGS="-L${LOCALBASE}/lib/libnet-1.1 -L${LOCALBASE}/lib"
 

www/webalizer/Makefile

@@ -25,7 +25,7 @@ CONFIGURE_STYLE= gnu
 CONFIGURE_ARGS=	--enable-dns \
 		--with-db=${LOCALBASE}/include/db4 \
 		--with-dblib=${LOCALBASE}/lib/db4 \
-		--with-gd=${LOCALBASE}/include \
+		--with-gd=${LOCALBASE}/include
 CONFIGURE_ENV=	LDFLAGS="-L${LOCALBASE}/lib -L${X11BASE}/lib"
 
 NO_TEST=	Yes