Add silnlp to eval queue

silnlp/silnlp_eval_request_False.json

@@ -0,0 +1 @@
+{"model": "silnlp", "base_model": "nllb", "git_url": "git@github.com:sillsdev/silnlp.git", "revision": "main", "status": "PENDING", "submitted_time": "2025-03-25T22:07:41Z", "model_type": "\ud83d\udfe2 : encoder-decoder", "private": false}