Added support for configuring PPT1 power cap

- Updated python integration test to account for PPT1 support changes
  - Updated set/reset power-cap input format
  - Adjusted python API and updated C++ API test

Signed-off-by: gabrpham_amdeng <Gabriel.Pham@amd.com>
Change-Id: Ia9d02868b6e91c88c10a9772d9e2d9f37c3c352f


[ROCm/amdsmi commit: 18faddf6f3]

projects/amdsmi/tests/python_unittest/integration_test.py

@@ -733,7 +733,7 @@ class TestAmdSmiPythonInterface(unittest.TestCase):
                 power_info['power_limit']))
             try:
                 print("\n###Test amdsmi_get_power_cap_info \n")
-                power_cap_info = amdsmi.amdsmi_get_power_cap_info(processors[i])
+                power_cap_info = amdsmi.amdsmi_get_power_cap_info(processors[i], 0)
             except amdsmi.AmdSmiLibraryException as e:
                 self._check_exception(e)
                 continue