[SWDEV-482949] Add CPU model name querying support (#33)

- Add support to check CPU vendor info which will be called by RDC to
discovery CPU information
- Move esmi headers declaration to impl/amd_smi_common.h
- remove duplicated amdsmi_cpu_util_t

---------

Signed-off-by: Perry Yuan <perry.yuan@amd.com>
Signed-off-by: Deepak Mewar <deepak.mewar@amd.com>
Signed-off-by: Maisam Arif <Maisam.Arif@amd.com>
Co-authored-by: Deepak Mewar <deepak.mewar@amd.com>

docs/reference/amdsmi-py-api.md

@@ -5127,6 +5127,26 @@ except AmdSmiException as e:
     print(e)
 ```
 
+### amdsmi_get_cpu_model_name
+
+Description: Get cpu model name.
+
+Output: cpu model name
+
+Exceptions that can be thrown by `amdsmi_get_cpu_model_name` function:
+
+* `AmdSmiLibraryException`
+
+Example:
+
+```python
+try:
+     cpu_model_name = amdsmi_get_cpu_model_name()
+     print(cpu_model_name)
+except AmdSmiException as e:
+    print(e)
+```
+
 ## No amdsmi_init APIs
 
 ### amdsmi_get_lib_version