[pre-commit.ci] auto fixes from pre-commit.com hooks

pre-commit-ci[bot] · pre-commit-ci[bot] · commit 1ade11a1c4cb · 2024-02-18T04:08:00.000Z
for more information, see https://pre-commit.ci
diff --git a/solutions/silver/usaco-104.mdx b/solutions/silver/usaco-104.mdx
@@ -124,4 +124,4 @@ print(pref[n // 2])
 
 </PySection>
 </LanguageSection>
-</Spoiler>
+</Spoiler>
