edk2_invocable: verbose flag may not be honored (#575)

A platform settings GetLoggingLevel() currently takes president over the `--Verbose` flag, but logically, a command flag should override the default behavior and set the logging level regardless of platform settings.

edk2toolext/edk2_invocable.py

@@ -294,14 +294,17 @@ def GetLoggingLevel(self, loggerType):
         Returns:
             (logging.Level): logging level
         """
+        if self.Verbose:
+            return logging.DEBUG
+
         try:
             level = self.PlatformSettings.GetLoggingLevel(loggerType)
             if level is not None:
                 return level
         except Exception:
             pass
 
-        if (loggerType == "con") and not self.Verbose:
+        if loggerType == "con":
             return logging.WARNING
         return logging.DEBUG
 
@@ -456,7 +459,7 @@ def ParseCommandLineOptions(self):
         parserObj.add_argument('--build-config', dest='build_config', default=default_build_config_path, type=str,
                                help='Provide shell variables in a file')
         parserObj.add_argument('--verbose', '--VERBOSE', '-v', dest="verbose", action='store_true', default=False,
-                               help='verbose')
+                               help='Overrides platform settings and sets all loggers to verbose (logging.DEBUG).')
 
         # set the epilog to display with --help, -h
         parserObj.epilog = self.AddParserEpilog()