[glib-networking] Prepare 2.68.0

[Michael Catanzaro <mcatanzaro src gnome org>]

commit c02cc94b9cea5c228f33978dba77ecabe01ec83f
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Fri Mar 19 14:38:56 2021 -0500

    Prepare 2.68.0

 NEWS        | 5 +++++
 meson.build | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index d12fb2a..1b06595 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,8 @@
+2.68.0 - March 19, 2021
+=======================
+
+ - Fix double free in GnuTLS client certificate request code (!147)
+
 2.68.rc - March 12, 2021
 ========================
 
diff --git a/meson.build b/meson.build
index d3bf993..dc58838 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project(
   'glib-networking', 'c',
-  version: '2.68.rc',
+  version: '2.68.0',
   license: 'LGPL2.1+',
   meson_version: '>= 0.50.0',
   default_options: ['c_std=c99']