[gnome-builder] omni-bar: improve translator comment

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 9705011ff2c221b5f25ca20d279d8ef8f1cfb0d2
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Wed Oct 4 18:54:16 2017 -0300

    omni-bar: improve translator comment
    
    It must clearly state that the 'true' and 'false' values must
    be untranslated, otherwise translators might end up translating
    to other languages.

 src/libide/workbench/ide-omni-bar.ui |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/libide/workbench/ide-omni-bar.ui b/src/libide/workbench/ide-omni-bar.ui
index b997bf6..e92c0c6 100644
--- a/src/libide/workbench/ide-omni-bar.ui
+++ b/src/libide/workbench/ide-omni-bar.ui
@@ -471,7 +471,7 @@
                 <property name="margin">24</property>
                 <property name="orientation">horizontal</property>
                 <property name="visible">true</property>
-                <!-- translators: if the buttons in the build popover are too large because of translations, 
set to false to disable homogeneous sizing -->
+                <!-- translators: valid values are 'true' or 'false', untranslated. If the buttons in the 
build popover are too large because of translations, set to false to disable homogeneous sizing -->
                 <property name="homogeneous" translatable="yes">true</property>
                 <property name="spacing">12</property>
                 <child>