Change the aym locale to ayc (Southern Aymara)

This has been an upstream change as noted
in http://upstream-tracker.org/changelogs/glibc/2.17/changelog.html

configure.ac

@@ -18,7 +18,7 @@ PKG_CHECK_MODULES(SHELL, gtk+-3.0 gconf-2.0)
 
 # Setup GETTEXT
 #
-ALL_LINGUAS="af am ar aym bg bi bn_IN bn ca cs da de dz el en es fa_AF fa ff fil fr gu ha he hi ht hu id ig is it ja km ko kos mg mi mk ml mn mr ms mvo nb ne nl pa pap pl ps pt_BR pt quz ro ru rw sd si sk sl sq sv sw ta te th tr tvl tzo ug ur vi wa yo zh_CN zh_TW"
+ALL_LINGUAS="af am ar ayc bg bi bn_IN bn ca cs da de dz el en es fa_AF fa ff fil fr gu ha he hi ht hu id ig is it ja km ko kos mg mi mk ml mn mr ms mvo nb ne nl pa pap pl ps pt_BR pt quz ro ru rw sd si sk sl sq sv sw ta te th tr tvl tzo ug ur vi wa yo zh_CN zh_TW"
 
 GETTEXT_PACKAGE=sugar
 AC_PROG_INTLTOOL([0.33])