[LTP] [PATCH 1/1] doc/setup_mailinglist: Improve title, mention b4

[Petr Vorel]

Title was misleading (we setup git, not the mailing list).
While at it, mention also b4.

Signed-off-by: Petr Vorel <pvorel@suse.cz>
---
 doc/developers/setup_mailinglist.rst | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/doc/developers/setup_mailinglist.rst b/doc/developers/setup_mailinglist.rst
index 80d5cb95a1..dd5fa27df1 100644
--- a/doc/developers/setup_mailinglist.rst
+++ b/doc/developers/setup_mailinglist.rst
@@ -1,7 +1,7 @@
 .. SPDX-License-Identifier: GPL-2.0-or-later
 
-Setting up the Mailing list
-===========================
+Setting up git for the LTP mailing list
+=======================================
 
 Before using :manpage:`git-send-email(1)`, you need to set up your email client
 to send emails from the command line. This typically involves configuring an
@@ -48,3 +48,7 @@ For any corner case, please take a look at the
     This method still works in most of the cases, but nowadays we often
     require to setup a two factor authentication. If this is the case, please
     consider setting up Git accordingly.
+
+    Instead of :manpage:`git-send-email(1)` you may want to use
+    `b4 tool <https://b4.docs.kernel.org/en/latest/contributor/send.html>`_.
+    See LTP ``b4`` configuration: :master:`.b4-config`.
-- 
2.51.0