🔨 Clean up upload.py (#23679)

buildroot/share/scripts/upload.py

@@ -142,7 +142,7 @@ def Upload(source, target, env):
     upload_port = _GetUploadPort(env)               # Serial port to use
 
     # Set local upload params
-    upload_firmware_target_name = os.path.basename(upload_firmware_source_name)     # WARNING! Need rework on "binary_stream" to allow filename > 8.3
+    upload_firmware_target_name = os.path.basename(upload_firmware_source_name)
                                                     # Target firmware filename
     upload_timeout = 1000                           # Communication timout, lossy/slow connections need higher values
     upload_blocksize = 512                          # Transfer block size. 512 = Autodetect
@@ -258,7 +258,7 @@ def Upload(source, target, env):
             print('Trigger firmware update...')
             protocol.send_ascii('M997', True)
 
-        protocol: protocol.shutdown()
+        protocol.shutdown()
         print('Firmware update completed')
 
     except KeyboardInterrupt: