[gobject-introspection] NEWS: fix version numbers

[Christoph Reiter <creiter src gnome org>]

commit 394d8a161f60d418e36cba862e4c6da871082c3b
Author: Christoph Reiter <reiter christoph gmail com>
Date:   Sun Dec 9 15:44:36 2018 +0100

    NEWS: fix version numbers
    
    glib versions leaked

 NEWS                       | 8 ++++----
 docs/website/changelog.rst | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/NEWS b/NEWS
index de4e08fb..385923ff 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-2.58.2 - 2018-12-09
+1.58.2 - 2018-12-09
 -------------------
 
 * meson: Fix random build errors (mostly MSVC)
@@ -9,7 +9,7 @@
   :mr:`87` (:user:`Tomasz Miąsko <tmiasko>`)
 
 
-2.58.1 - 2018-11-17
+1.58.1 - 2018-11-17
 -------------------
 
 * meson: Install warnlib :mr:`62` (:user:`Jan Tojnar <jtojnar>`)
@@ -21,7 +21,7 @@
   :mr:`72` (:user:`Olivier Crête <ocrete>`)
 
 
-2.58.0 - 2018-08-31
+1.58.0 - 2018-08-31
 -------------------
 
 ::
@@ -60,7 +60,7 @@
       Philip Chimento, Tom Schoonjans, Christoph Reiter, Ray Donnelly,
       Marcus Calhoun-Lopez, Florian Müllner, Evan Welsh, Mathieu Duponchelle
 
-2.56 - 2018-03-13
+1.56 - 2018-03-13
 -----------------
 
 ::
diff --git a/docs/website/changelog.rst b/docs/website/changelog.rst
index 1eff2582..c7dc08f9 100644
--- a/docs/website/changelog.rst
+++ b/docs/website/changelog.rst
@@ -2,7 +2,7 @@ Changelog
 =========
 
 Versions with an odd minor version are unstable releases (e.g. 1.57.x) while
-versions with even minor version are stable releases (e.g. 3.58.x). This list
+versions with even minor version are stable releases (e.g. 1.58.x). This list
 is sorted by release date.
 
 For more details see the GIT log: