[evolution] Remove misplaced 'return' call

[Milan Crha <mcrha src gnome org>]

commit fe72d1a6ad2292a24873d5f61ec48cbddcc21a4a
Author: Milan Crha <mcrha redhat com>
Date:   Thu May 4 11:00:47 2017 +0200

    Remove misplaced 'return' call

 src/modules/mail/e-mail-shell-content.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/modules/mail/e-mail-shell-content.c b/src/modules/mail/e-mail-shell-content.c
index 48ad047..24d3708 100644
--- a/src/modules/mail/e-mail-shell-content.c
+++ b/src/modules/mail/e-mail-shell-content.c
@@ -434,7 +434,7 @@ mail_shell_content_set_folder (EMailReader *reader,
         * also implements the EMailReader interface. */
        reader = E_MAIL_READER (mail_shell_content->priv->mail_view);
 
-       return e_mail_reader_set_folder (reader, folder);
+       e_mail_reader_set_folder (reader, folder);
 }
 
 static void