ltrace : moved unused files to obsolete dir

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

diff --git a/recipes/ltrace/files/no-usr-include.patch b/recipes/obsolete/ltrace/files/no-usr-include.patch
similarity index 100%
rename from recipes/ltrace/files/no-usr-include.patch
rename to recipes/obsolete/ltrace/files/no-usr-include.patch