esmtp : moved unused files to obsolete dir

Signed-off-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>

diff --git a/recipes/esmtp/esmtp-0.5.1/configure.patch b/recipes/obsolete/esmtp/esmtp-0.5.1/configure.patch
similarity index 100%
rename from recipes/esmtp/esmtp-0.5.1/configure.patch
rename to recipes/obsolete/esmtp/esmtp-0.5.1/configure.patch