[Fix] /{lang}/index.html 메인 페이지에서 posttitle 이중 노출 수정

Author: aaronryu

src/layouts/BaseLayout.astro

@@ -23,7 +23,7 @@ export const AARONS_BLOG_DESCRIPTION = {
 
 const {
   lang,
-  title: posttitle = AARONS_BLOG_TITLE,
+  title: posttitle,
   author = AARON,
   keywords = AARONS_BLOG_KEYWORDS[lang as Lang],
   description = AARONS_BLOG_DESCRIPTION[lang as Lang],