added chat lenses

lens/meta-llama/Llama-2-7b-chat-hf/config.json

@@ -0,0 +1 @@
+{"base_model_name_or_path": "meta-llama/Llama-2-7b-chat-hf", "d_model": 4096, "num_hidden_layers": 32, "bias": true, "base_model_revision": null, "unembed_hash": "3313b62209f366e7b19233ae7068501553350611c20f96caf2499c0486f8836b", "lens_type": "linear_tuned_lens"}

lens/meta-llama/Llama-2-7b-chat-hf/hh-rlhf/config.json

@@ -0,0 +1 @@
+{"base_model_name_or_path": "meta-llama/Llama-2-7b-chat-hf", "d_model": 4096, "num_hidden_layers": 32, "bias": true, "base_model_revision": null, "unembed_hash": "3313b62209f366e7b19233ae7068501553350611c20f96caf2499c0486f8836b", "lens_type": "linear_tuned_lens"}

lens/meta-llama/Llama-2-7b-chat-hf/hh-rlhf/params.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:86abc8c2a2044c3a70e88291b636222a6db6cdb25af51e86108e479843a2326e
+size 2148023459

lens/meta-llama/Llama-2-7b-chat-hf/params.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c66e7d56afd044bc6472e91bf6103ee5ab837c5953b44c791b0f1f8ac8ce8578
+size 2148023459