Update readme to link CT2 port.

I've added link to the CT2 port for this model

README.md

@@ -63,6 +63,9 @@ outputs = tokenizer.batch_decode(
 outputs = ip.postprocess_batch(outputs, lang="eng_Latn")
 print(" | > Translations:", outputs[0])
 ```
+## CTranslate2 Port for Efficient Inference
+
+You can find CT2 port and usage instructions for the model [here](https://huggingface.co/adalat-ai/ct2-rotary-indictrans2-indic-en-dist-200M).
 
 # Citation