alsa : moved unused files to obsolete dir

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

diff --git a/recipes/alsa/alsa-lib/unbreak_plugindir.patch b/recipes/obsolete/alsa/alsa-lib/unbreak_plugindir.patch
similarity index 100%
rename from recipes/alsa/alsa-lib/unbreak_plugindir.patch
rename to recipes/obsolete/alsa/alsa-lib/unbreak_plugindir.patch

diff --git a/recipes/alsa/files/alsa-utils-sys-siglist.patch b/recipes/obsolete/alsa/files/alsa-utils-sys-siglist.patch
similarity index 100%
rename from recipes/alsa/files/alsa-utils-sys-siglist.patch
rename to recipes/obsolete/alsa/files/alsa-utils-sys-siglist.patch