Add quantization config for open_llama_3b_v2 (#803)

Author: ljaljushkin

optimum/intel/openvino/configuration.py

@@ -70,6 +70,7 @@
     "THUDM/chatglm2-6b": {"bits": 4, "sym": True, "group_size": 128, "ratio": 0.72},
     "Qwen/Qwen-7B-Chat": {"bits": 4, "sym": True, "group_size": 128, "ratio": 0.6},
     "openlm-research/open_llama_3b": {"bits": 4, "sym": True, "group_size": 64, "all_layers": True},
+    "openlm-research/open_llama_3b_v2": {"bits": 4, "sym": True, "group_size": 64, "all_layers": True},
     "tiiuae/falcon-7b-instruct": {"bits": 4, "sym": True, "group_size": 64, "all_layers": True},
     "psmathur/orca_mini_3b": {
         "bits": 4,