docs: networking: convert udplite.txt to ReST

- add SPDX header;
- adjust titles and chapters, adding proper markups;
- mark lists as such;
- mark tables as such;
- mark code blocks and literals as such;
- adjust identation, whitespaces and blank lines where needed;
- 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 e7a683f0528d..ca0b0dbfd9ad 100644
--- a/Documentation/networking/index.rst
+++ b/Documentation/networking/index.rst
@@ -112,6 +112,7 @@ Contents:
    timestamping
    tproxy
    tuntap
+   udplite
 
 .. only::  subproject and html