Add v2.1 remaining 9 languages (spanish, *_24l, german, italian, portuguese; optimized, same weights as v2)

Add v2.1 english (optimized: fused decoder ANE + cond prefill + fp16 flowlm; same weights as v2)

Delete v2/spanish_24l/verify.wav

Delete v2/spanish/verify.wav

Delete v2/portuguese_24l/verify.wav

Delete v2/portuguese_24l/vera.safetensors

Delete v2/portuguese_24l/stuart_bell.safetensors

Delete v2/portuguese_24l/rafael.safetensors

Delete v2/portuguese_24l/peter_yearsley.safetensors

Delete v2/portuguese_24l/paul.safetensors

Delete v2/portuguese_24l/michael.safetensors

Delete v2/portuguese_24l/mary.safetensors

Delete v2/portuguese_24l/marius.safetensors

Delete v2/portuguese_24l/lola.safetensors

Delete v2/portuguese_24l/juergen.safetensors

Delete v2/portuguese_24l/jean.safetensors

Delete v2/portuguese_24l/javert.safetensors

Delete v2/portuguese_24l/jane.safetensors

Delete v2/portuguese_24l/giovanni.safetensors

Delete v2/portuguese_24l/george.safetensors

Delete v2/portuguese_24l/fantine.safetensors

Delete v2/portuguese_24l/eve.safetensors

Delete v2/portuguese_24l/estelle.safetensors

Delete v2/portuguese_24l/eponine.safetensors

Delete v2/portuguese_24l/cosette.safetensors

Delete v2/portuguese_24l/charles.safetensors

Delete v2/portuguese_24l/caro_davy.safetensors

Delete v2/portuguese_24l/bill_boerst.safetensors

Delete v2/portuguese_24l/azelma.safetensors

Delete v2/portuguese_24l/anna.safetensors

Delete v2/portuguese_24l/alba.safetensors

Delete v2/portuguese/verify.wav

Delete v2/italian_24l/verify.wav

Delete v2/italian_24l/vera.safetensors

Delete v2/italian_24l/stuart_bell.safetensors

Delete v2/italian_24l/rafael.safetensors

Delete v2/italian_24l/peter_yearsley.safetensors

Delete v2/italian_24l/paul.safetensors

Delete v2/italian_24l/michael.safetensors

Delete v2/italian_24l/mary.safetensors

Delete v2/italian_24l/marius.safetensors

Delete v2/italian_24l/lola.safetensors

Delete v2/italian_24l/juergen.safetensors

Delete v2/italian_24l/jean.safetensors

Delete v2/italian_24l/javert.safetensors

Delete v2/italian_24l/jane.safetensors

Delete v2/italian_24l/giovanni.safetensors

Delete v2/italian_24l/george.safetensors

Delete v2/italian_24l/fantine.safetensors

Delete v2/italian_24l/eve.safetensors