Remove unreachable code: Version#to_index
Remove unreachable code: Version#to_index

The code surrounding Version#to_index usage was in
232dcf6909b94e0f3ed4e1e3328fe44e4142634e.

algolia/rubygems.org,sonalkr132/rubygems.org,sonalkr132/rubygems.org,spk/rubygems.org,algolia/rubygems.org,sonalkr132/rubygems.org,kbrock/rubygems.org,kbrock/rubygems.org,algolia/rubygems.org,spk/rubygems.org,rubygems/rubygems.org,kbrock/rubygems.org,algolia/rubygems.org,rubygems/rubygems.org,JuanitoFatas/rubygems.org,JuanitoFatas/rubygems.org,rubygems/rubygems.org,rubygems/rubygems.org,kbrock/rubygems.org,sonalkr132/rubygems.org,JuanitoFatas/rubygems.org,JuanitoFatas/rubygems.org,spk/rubygems.org,spk/rubygems.org