doc: shorten overlong title underlines
Title underlines should match the length of the title. Unfortunately
docutils only catches underlines that are too short.
Add some missing empty lines after titles.
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/doc/usage/cmd/cat.rst b/doc/usage/cmd/cat.rst
index 5ef4731..5aaf497 100644
--- a/doc/usage/cmd/cat.rst
+++ b/doc/usage/cmd/cat.rst
@@ -1,7 +1,7 @@
.. SPDX-License-Identifier: GPL-2.0+:
cat command
-===============
+===========
Synopsis
--------