[gitg] build: Migrate from Intltool to Gettext

[Alberto Fanjul <albfan src gnome org>]

commit b50f88df47b41949d6658947ff734a85d17b51a0
Author: Alberto Fanjul <albertofanjul gmail com>
Date:   Sat Oct 27 00:12:21 2018 +0200

    build: Migrate from Intltool to Gettext

 data/org.gnome.gitg.gschema.xml.in | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/data/org.gnome.gitg.gschema.xml.in b/data/org.gnome.gitg.gschema.xml.in
index 48144ac7..8f903d54 100644
--- a/data/org.gnome.gitg.gschema.xml.in
+++ b/data/org.gnome.gitg.gschema.xml.in
@@ -210,10 +210,10 @@
   <schema gettext-domain="@GETTEXT_PACKAGE@" id="org.gnome.gitg.preferences.diff" 
path="/org/gnome/gitg/preferences/diff/">
     <key name="patience" type="b">
       <default>false</default>
-      <_summary>Use patience algorithm to show diffs</_summary>
-      <_description>
+      <summary>Use patience algorithm to show diffs</summary>
+      <description>
          Setting to use patience algorithm to show diffs of a commit.
-      </_description>
+      </description>
     </key>
     <key name="ignore-whitespace" type="b">
       <default>false</default>