[Android] Add summary desc to fast seek setting

[Geoffrey Métais]

vlc-android | branch: 3.0.x | Geoffrey Métais <geoffrey.metais at gmail.com> | Wed May 16 11:01:47 2018 +0200| [dcaea8a49e603fb89a83d4173f3bfdbcc6ce7014] | committer: Geoffrey Métais

Add summary desc to fast seek setting

> https://code.videolan.org/videolan/vlc-android/commit/dcaea8a49e603fb89a83d4173f3bfdbcc6ce7014
---

 vlc-android/res/xml/preferences_video.xml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/vlc-android/res/xml/preferences_video.xml b/vlc-android/res/xml/preferences_video.xml
index 319a9628a..e8cf5cea4 100644
--- a/vlc-android/res/xml/preferences_video.xml
+++ b/vlc-android/res/xml/preferences_video.xml
@@ -37,7 +37,8 @@
     <CheckBoxPreference
         android:defaultValue="true"
         android:key="media_fast_seek"
-        android:title="@string/media_fast_seek" />
+        android:title="@string/media_fast_seek"
+        android:summary="@string/media_fast_seek_summary"/>
 
     <PreferenceCategory android:title="@string/controls_prefs_category">
         <CheckBoxPreference