Update dataset card

Fix metadata: en from XLSX, hi from CSV; drop old train parquet

Update dataset card with parquet config and quick start

Add bilingual parquet dataset with embedded Audio (en+hi)

Add Hindi audio clip_211.mp3

Add Hindi audio clip_210.mp3

Add Hindi audio clip_21.mp3

Add Hindi audio clip_209.mp3

Add Hindi audio clip_208.mp3

Add Hindi audio clip_207.mp3

Add Hindi audio clip_206.mp3

Add Hindi audio clip_205.mp3

Add Hindi audio clip_204.mp3

Add Hindi audio clip_203.mp3

Add Hindi audio clip_202.mp3

Add Hindi audio clip_201.mp3

Add Hindi audio clip_200.mp3

Add Hindi audio clip_20.mp3

Add Hindi audio clip_2.mp3

Add Hindi audio clip_199.mp3

Add Hindi audio clip_198.mp3

Add Hindi audio clip_197.mp3

Add Hindi audio clip_196.mp3

Add Hindi audio clip_195.mp3

Add Hindi audio clip_194.mp3

Add Hindi audio clip_193.mp3

Add Hindi audio clip_192.mp3

Add Hindi audio clip_191.mp3

Add Hindi audio clip_190.mp3

Add Hindi audio clip_19.mp3

Add Hindi audio clip_189.mp3

Add Hindi audio clip_188.mp3

Add Hindi audio clip_187.mp3

Add Hindi audio clip_186.mp3

Add Hindi audio clip_185.mp3

Add Hindi audio clip_184.mp3

Add Hindi audio clip_183.mp3

Add Hindi audio clip_182.mp3

Add Hindi audio clip_181.mp3

Add Hindi audio clip_180.mp3

Add Hindi audio clip_18.mp3

Add Hindi audio clip_179.mp3

Add Hindi audio clip_178.mp3

Add Hindi audio clip_177.mp3

Add Hindi audio clip_176.mp3

Add Hindi audio clip_175.mp3

Add Hindi audio clip_174.mp3

Add Hindi audio clip_173.mp3

Add Hindi audio clip_172.mp3

Add Hindi audio clip_171.mp3