Bug 797569 - Swedish account templates not accessible

If environment variable LANG is set to 'Swedish_Sweden' (to work around a gettext bug
affecting Swedish locales) the wrong unix locale was substituted previnting
gnucash from finding the associated account hierarchy templates.

gnucash/gnome/assistant-hierarchy.c

@@ -244,7 +244,7 @@ gnc_get_ea_locale_dir(const char *top_dir)
      */
     locale = g_getenv("LANG");
     if (g_strcmp0(locale, "Swedish_Sweden") == 0)
-        locale = g_strdup("sv_SV");
+        locale = g_strdup("sv_SE");
     else if (g_strcmp0(locale, "Swedish_Finland") == 0)
         locale =g_strdup("sv_FI");
     else