Add CPU support model (#28697)

Signed-off-by: Tsai, Louie <louie.tsai@intel.com>

docs/models/hardware_supported_models/cpu.md

+# CPU - Intel® Xeon®
+
+## Supported Models
+
+### Text-only Language Models
+
+| Model                                | Architecture                             | Supported |
+|--------------------------------------|-------------------------------------------|-----------|
+| meta-llama/Llama-3.1 / 3.3           | LlamaForCausalLM                          | ✅        |
+| meta-llama/Llama-4-Scout             | Llama4ForConditionalGeneration            | ✅        |
+| meta-llama/Llama-4-Maverick          | Llama4ForConditionalGeneration            | ✅        |
+| ibm-granite/granite (Granite-MOE)    | GraniteMoeForCausalLM                     | ✅        |
+| Qwen/Qwen3                           | Qwen3ForCausalLM                          | ✅        |
+| zai-org/GLM-4.5                      | GLMForCausalLM                            | ✅        |
+| google/gemma                         | GemmaForCausalLM                          | ✅        |
+
+### Multimodal Language Models
+
+| Model                                | Architecture                             | Supported |
+|--------------------------------------|-------------------------------------------|-----------|
+| Qwen/Qwen2.5-VL                      | Qwen2VLForConditionalGeneration           | ✅        |
+| openai/whisper                       | WhisperForConditionalGeneration           | ✅        |
+
+✅ Runs and optimized.  
+🟨 Runs and correct but not optimized to green yet.  
+❌ Does not pass accuracy test or does not run.