pySim-shell: use upper case letters for positional arguments

When we define positional arguments for the argument parser, we usually
use upper case letters only. However, there are some code locations that
use lower case letters. Let's translate those to capital letters to
have a consistent appeariance.

Related: OS#6531
Change-Id: Iec1ff8262bc6e9cf87c3cbf7b32fa5f753b7e574

pySim/ts_102_221.py

@@ -906,14 +906,14 @@ class CardProfileUICC(CardProfile):
                 'Negotiated Duration: %u secs, Token: %s, SW: %s' % (duration, token, sw))
 
         resume_uicc_parser = argparse.ArgumentParser()
-        resume_uicc_parser.add_argument('token', type=str, help='Token provided during SUSPEND')
+        resume_uicc_parser.add_argument('TOKEN', type=str, help='Token provided during SUSPEND')
 
         @cmd2.with_argparser(resume_uicc_parser)
         def do_resume_uicc(self, opts):
             """Perform the REUSME UICC operation. Only supported on some UICC. Also: A power-cycle
             of the card is required between SUSPEND and RESUME, and only very few non-RESUME
             commands are permitted between SUSPEND and RESUME.  See TS 102 221 Section 11.1.22."""
-            self._cmd.card._scc.resume_uicc(opts.token)
+            self._cmd.card._scc.resume_uicc(opts.TOKEN)
 
         term_cap_parser = argparse.ArgumentParser()
         # power group