设置位宽

[next-mdx-remote] error compiling MDX: Could not parse expression with acorn: Unexpected content after expression 1 | ### 1.  2 | [8*BYTE_WIDTH-1:0] > 3 | {8*BYTE_WIDTH{1'b0}}; | ^ 4 | 5 | 1. **位宽计算：** More information: https://mdxjs.com/docs/troubleshooting-mdx