Fix trailing whitespace

hewillk · web-flow · commit 1c63e0e1eb7b · 2025-09-29T01:01:50.000+08:00
diff --git a/source/containers.tex b/source/containers.tex
@@ -12587,7 +12587,7 @@
                               const set<Key, Compare, Allocator>& y);
   template<class Key, class Compare, class Allocator>
     constexpr @\placeholder{synth-three-way-result}@<Key>
-      operator<=>(const set<Key, Compare, Allocator>& x, 
+      operator<=>(const set<Key, Compare, Allocator>& x,
                   const set<Key, Compare, Allocator>& y);
 
   template<class Key, class Compare, class Allocator>
