Fixed #25264 -- Allowed suppressing base command options in --help output.

This also suppresses -verbosity and --trackback options in the
runserver's help.

tests/admin_scripts/management/commands/suppress_base_options_command.py

@@ -0,0 +1,24 @@
+from django.core.management import BaseCommand
+
+
+class Command(BaseCommand):
+
+    help = 'Test suppress base options command.'
+    requires_system_checks = []
+    suppressed_base_arguments = {
+        '-v',
+        '--traceback',
+        '--settings',
+        '--pythonpath',
+        '--no-color',
+        '--force-color',
+        '--version',
+        'file',
+    }
+
+    def add_arguments(self, parser):
+        super().add_arguments(parser)
+        self.add_base_argument(parser, 'file', nargs='?', help='input file')
+
+    def handle(self, *labels, **options):
+        print('EXECUTE:SuppressBaseOptionsCommand options=%s' % sorted(options.items()))