fix: fix strokeLinejoin

Author: xiaoyu2er

apps/docs/src/mdx/Icon.tsx

@@ -39,7 +39,7 @@ export const NextPagesIcon = () => (
 export const NextLastedVersionIcon = () => (
   <svg
     height="16"
-    stroke-linejoin="round"
+    strokeLinejoin="round"
     style={{ color: 'currentColor' }}
     viewBox="0 0 16 16"
     width="16"