fix(theming): properly apply warning style to update output

Signed-off-by: Richard Steinmetz <richard@steinmetz.cloud>

apps/theming/lib/Command/UpdateConfig.php

@@ -111,9 +111,9 @@ protected function execute(InputInterface $input, OutputInterface $output): int
 			$value = $this->imageManager->updateImage($key, $value);
 			$key = $key . 'Mime';
 		}
-	
+
 		if ($key === 'color') {
-			$output->writeln('<warning>Using "color" is depreacted, use "primary_color" instead');
+			$output->writeln('<comment>Using "color" is deprecated, use "primary_color" instead</comment>');
 			$key = 'primary_color';
 		}