update net/utox

update to latest utox version, libsodium isn't required
anymore. Tested on amd64, works fine

Index: Makefile
===================================================================
RCS file: /home/reposync/ports/net/utox/Makefile,v
retrieving revision 1.10
diff -u -p -r1.10 Makefile
--- Makefile 25 Feb 2021 22:26:03 -0000 1.10
+++ Makefile 14 Oct 2021 06:08:10 -0000
@@ -2,8 +2,7 @@

COMMENT = lightweight Tox client

-V = 0.18.0
-REVISION = 0
+V = 0.18.1

DISTNAME = uTox-${V}-full
PKGNAME = utox-${V}
@@ -18,7 +17,7 @@ HOMEPAGE = https://utox.io
PERMIT_PACKAGE = Yes

WANTLIB += ICE SM X11 Xext Xrender c dbus-1 fontconfig freetype m
-WANTLIB += pthread openal opus sodium toxcore v4lconvert vpx
+WANTLIB += pthread openal opus toxcore v4lconvert vpx

MODULES = devel/cmake

Index: distinfo
===================================================================
RCS file: /home/reposync/ports/net/utox/distinfo,v
retrieving revision 1.2
diff -u -p -r1.2 distinfo
--- distinfo 3 Jan 2021 19:35:24 -0000 1.2
+++ distinfo 14 Oct 2021 06:03:54 -0000
@@ -1,2 +1,2 @@
-SHA256 (uTox-0.18.0-full.tar.gz) = JZ1QLrEnc5TYOcXvA1702t11ET5Ecu2uH+Jmp2IZjhU=
-SIZE (uTox-0.18.0-full.tar.gz) = 3958062
+SHA256 (uTox-0.18.1-full.tar.gz) = /Ig0g9hrGDBnTzsIUV2qJ65Uq0dkbH7cSKBn6NHowRQ=
+SIZE (uTox-0.18.1-full.tar.gz) = 3944947