As documented in the LMDL spec (see comment on unAliasedLinks in the
diff) not all links in the IANA DB are represented as CLDR
aliases. This didn't surface until a recent update to the IANA DB used
symlinks more aggressively.
Add a set of known cases of this to exclude from hasAlternativeName()
checks and let's hope it doesn't grow too often.
Pick to 6.8 required #include <set> that was transitively available on
dev but not on 6.8
Change-Id: Ia12d9fcad96485469ded6bdb7345a400bd34efae
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
(cherry picked from commit ae6b6bf363d71184269104e4bfbb19a9abd27a24)