[media] doc-rst: improve display of notes and warnings

There are several notes and warning mesages in the middle of
the media docbook. Use the ReST tags for that, as it makes
them visually better and hightlights them.

While here, modify a few ones to make them clearer.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/Documentation/media/uapi/v4l/pixfmt-y16-be.rst b/Documentation/media/uapi/v4l/pixfmt-y16-be.rst
index 0c61a10..37fa099 100644
--- a/Documentation/media/uapi/v4l/pixfmt-y16-be.rst
+++ b/Documentation/media/uapi/v4l/pixfmt-y16-be.rst
@@ -15,9 +15,10 @@ Description
 ===========
 
 This is a grey-scale image with a depth of 16 bits per pixel. The most
-significant byte is stored at lower memory addresses (big-endian). Note
-the actual sampling precision may be lower than 16 bits, for example 10
-bits per pixel with values in range 0 to 1023.
+significant byte is stored at lower memory addresses (big-endian).
+
+.. note:: Tthe actual sampling precision may be lower than 16 bits, for
+   example 10 bits per pixel with values in range 0 to 1023.
 
 **Byte Order.**
 Each cell is one byte.