selftests/mm: map_fixed_noreplace: conform test to TAP format output

selftests/mm: map_fixed_noreplace: conform test to TAP format output

Patch series "conform tests to TAP format output", v2.

This patch (of 12):

Conform the layout, informational and status messages to TAP.  No
functional change is intended other than the layout of output messages.
While at it, convert commenting style from // to /**/.

Link: https://lkml.kernel.org/r/20240202113119.2047740-1-usama.anjum@collabora.com
Link: https://lkml.kernel.org/r/20240202113119.2047740-2-usama.anjum@collabora.com
Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>