[SWDEV-498507] Tool amd-smi could be more case insensitive

Modified amdsmi_cli to accept case insensitive arguments if
the argument does not start with a single dash(-).

Signed-off-by: Bindhiya Kanangot Balakrishnan <Bindhiya.KanangotBalakrishnan@amd.com>
Change-Id: I1b6320db0afaad0900d5a2049206002c3899fa71

amdsmi_cli/amdsmi_cli.py

@@ -100,6 +100,8 @@ if __name__ == "__main__":
         except NameError:
             logging.debug("argcomplete module not found. Autocomplete will not work.")
 
+        sys.argv = [arg.lower() if arg.startswith('--') or not arg.startswith('-')
+                    else arg for arg in sys.argv]
         args = amd_smi_parser.parse_args(args=None if sys.argv[1:] else ['--help'])
 
         # Handle command modifiers before subcommand execution