[media] docs-rst: fix some .. note:: occurrences

On some places, either an space or the second ':' is missing.

Fix them.

Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

Documentation/media/uapi/dvb/examples.rst

···
 In this section we would like to present some examples for using the DVB
 API.
 
-..note::
+.. note::
 
    This section is out of date, and the code below won't even
    compile. Please refer to the

Documentation/media/uapi/v4l/dev-output.rst

···
 ``/dev/video`` is typically a symbolic link to the preferred video
 device.
 
-..note:: The same device file names are used also for video capture devices.
+.. note:: The same device file names are used also for video capture devices.
 
 
 Querying Capabilities

Documentation/media/uapi/v4l/pixfmt-sbggr16.rst

···
 has a depth of 16 bits. The least significant byte is stored at lower
 memory addresses (little-endian).
 
-..note::
+.. note::
 
     The actual sampling precision may be lower than 16 bits,
     for example 10 bits per pixel with values in tange 0 to 1023.

Documentation/media/uapi/v4l/standard.rst

···
 *received* standard can be sensed with the
 :ref:`VIDIOC_QUERYSTD` ioctl.
 
-..note::
+.. note::
 
    The parameter of all these ioctls is a pointer to a
    :ref:`v4l2_std_id <v4l2-std-id>` type (a standard set), *not* an

Documentation/media/v4l-drivers/zr364xx.rst

···
 
 mail: [e-mail]
 
-.. note:
+.. note::
 
    This documentation is outdated