[libdmapsharing] Add missing return type in documentation's connected_cb example

[W. Michael Petullo <wmpetullo src gnome org>]

commit 5bce13ba8cbdea762cdb7dfd762672d52b66693d
Author: W. Michael Petullo <mike flyn org>
Date:   Sun Mar 25 00:12:14 2018 -0400

    Add missing return type in documentation's connected_cb example
    
    Signed-off-by: W. Michael Petullo <mike flyn org>

 doc/connectedcb.xml |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/doc/connectedcb.xml b/doc/connectedcb.xml
index 30aa940..6cda560 100644
--- a/doc/connectedcb.xml
+++ b/doc/connectedcb.xml
@@ -27,6 +27,7 @@ third argument to dmap_connection_start:
 
                </para>
                <screen>
+static void
 connected_cb(DmapConnection *connection, gboolean result, const char *reason, DmapDb *db)
 {
        g_print ("DB has %lu entries\n", dmap_db_count (db));