[SWDEV-516592] Add python interface API for Bad Page Threshold (#141)

- Added python interface APIs for amdsmi_get_gpu_bad_page_threshold()
 - Updated the docs and changelog.

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Signed-off-by: Kanangot Balakrishnan, Bindhiya <Bindhiya.KanangotBalakrishnan@amd.com>
Signed-off-by: Arif, Maisam <Maisam.Arif@amd.com>

py-interface/__init__.py

@@ -109,6 +109,7 @@ from .amdsmi_interface import amdsmi_get_clock_info
 
 from .amdsmi_interface import amdsmi_get_pcie_info
 from .amdsmi_interface import amdsmi_get_gpu_bad_page_info
+from .amdsmi_interface import amdsmi_get_gpu_bad_page_threshold
 from .amdsmi_interface import amdsmi_get_violation_status
 from .amdsmi_interface import amdsmi_get_gpu_xgmi_link_status