docs: networking: convert defza.txt to ReST

Not much to be done here:

- add SPDX header;
- add a document title;
- use :field: markup for the version number;
- add to networking/index.rst.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/Documentation/networking/index.rst b/Documentation/networking/index.rst
index e17432492745..c893127004b9 100644
--- a/Documentation/networking/index.rst
+++ b/Documentation/networking/index.rst
@@ -51,6 +51,7 @@ Contents:
    dccp
    dctcp
    decnet
+   defza
 
 .. only::  subproject and html