DOC: fix "smp_size" vs "sample_size" in "log" directive arguments

The "log" directive syntax shows an argument named "smp_size" but the
description mentions "sample_size". Let's fix this.

(cherry picked from commit 3e678607e221bb38ff1032be239853b9243210fb)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
1 file changed