c11/threads: rework Windows thrd_current() comment

Drop the misleading "will not match the one returned by thread_create"
hunk and provide more clarity as to what/why GetCurrentThread() isn't
the solution we're looking for.

v2: Places brackets after function names (Eric)

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Jose Fonseca <jfonseca@vmware.com> (v1)
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
1 file changed