tdf#117972 - Empty UI string

Change-Id: I43bdd0533c34d5e44c96fd023d2c7270a65ddb74
Reviewed-on: https://gerrit.libreoffice.org/59380
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

extensions/inc/strings.hrc

@@ -317,7 +317,7 @@
 #define RID_UPDATE_BUBBLE_T_AUTO_START          NC_("RID_UPDATE_BUBBLE_T_AUTO_START", "%PRODUCTNAME update available")
 #define RID_UPDATE_BUBBLE_AUTO_START            NC_("RID_UPDATE_BUBBLE_AUTO_START", "Download of update begins.")
 #define RID_UPDATE_BUBBLE_T_DOWNLOADING         NC_("RID_UPDATE_BUBBLE_T_DOWNLOADING", "Download of update in progress")
-#define RID_UPDATE_BUBBLE_DOWNLOADING           NC_("RID_UPDATE_BUBBLE_DOWNLOADING", "")
+#define RID_UPDATE_BUBBLE_DOWNLOADING           NC_("RID_UPDATE_BUBBLE_DOWNLOADING", "Click the icon to pause.")
 #define RID_UPDATE_BUBBLE_T_DOWNLOAD_PAUSED     NC_("RID_UPDATE_BUBBLE_T_DOWNLOAD_PAUSED", "Download of update paused")
 #define RID_UPDATE_BUBBLE_DOWNLOAD_PAUSED       NC_("RID_UPDATE_BUBBLE_DOWNLOAD_PAUSED", "Click the icon to resume.")
 #define RID_UPDATE_BUBBLE_T_ERROR_DOWNLOADING   NC_("RID_UPDATE_BUBBLE_T_ERROR_DOWNLOADING", "Download of update stalled")