build: verbose is flag, no value (#26422)

Co-authored-by: Samuel Attard <samuel.r.attard@gmail.com>

script/release/uploaders/upload.py

@@ -153,7 +153,9 @@ def parse_args():
                       action='store_true',
                       default=False,
                       required=False)
-  parser.add_argument('--verbose', help='Mooooorreee logs')
+  parser.add_argument('--verbose',
+                      action='store_true',
+                      help='Mooooorreee logs')
   return parser.parse_args()