[media] docs-rst: fix two wrong :name: tags
There's a typo there, causing 4 warnings:
Documentation/media/uapi/rc/lirc-read.rst:26: WARNING: c:type reference target not found: name
Documentation/media/uapi/rc/lirc-read.rst:26: WARNING: c:type reference target not found: lirc
Documentation/media/uapi/v4l/func-poll.rst:25: WARNING: c:type reference target not found: name
Documentation/media/uapi/v4l/func-poll.rst:25: WARNING: c:type reference target not found: v4l2
Fix them.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>