fix(ui): left padding typo

Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>

Author: elianiva

webview-ui/src/components/chat/ChatView.tsx

@@ -1960,7 +1960,7 @@ const ChatViewComponent: React.ForwardRefRenderFunction<ChatViewRef, ChatViewPro
 											<Button
 												variant="secondary"
 												disabled={!enableButtons && !(isStreaming && !didClickCancel)}
-												className={isStreaming ? "flex-[2] ml-0" : "flex-1 ml-[px]"}
+												className={isStreaming ? "flex-[2] ml-0" : "flex-1 ml-[6px]"}
 												onClick={() => handleSecondaryButtonClick(inputValue, selectedImages)}>
 												{isStreaming ? t("chat:cancel.title") : secondaryButtonText}
 											</Button>