docs: zh_CN: get rid of basic_profiling.txt

Changeset 5700d197 ("docs: Get rid of the "basic profiling" guide")
removed an old basic-profiling.txt file that was not updated over
the last 11 years and won't reflect the post-perf era.

It makes no sense to keep its translation, so get rid of it too.

Fixes: 5700d197 ("docs: Get rid of the "basic profiling" guide")
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Alex Shi <alex.shi@linux.alibaba.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>