Remove team-1 and synaxarium directories, keep clean parquet structure

Remove Amharic directory, keep only clean parquet dataset

Fix: Sort dataset by Ethiopian calendar (Meskerem first) and update README

Merge pull request #4 from nexuss0781/pagume-synaxarium-fix

Fix: Change 'languages' to 'language' in metadata

Initial commit: Ethiopian Synaxarium dataset with 366 days