fix: fix mathjaxContainerPreprocessor

Author: MC-XiaoHei

docs/.vitepress/theme/mathjax/mathjaxContainerPreprocessor.ts

@@ -12,12 +12,6 @@ export const mathjaxContainerPreprocessor = (md: MarkdownIt) => {
 ${line}
 `;
             } else if (line.trim().endsWith("}$$")) {
-                console.log(`
-${line}
-
-</div>
-</div>
-`)
                 return `
 ${line}