Core/Utils: Fix nopch build with gcc 14

Shauren · Shauren · commit 611527b32f70 · 2025-08-15T13:08:16.000+02:00
(cherry picked from commit 764b6a5a9336f77f43810022ce449524f6225b53)
diff --git a/src/common/Containers/FlatSet.h b/src/common/Containers/FlatSet.h
@@ -17,6 +17,7 @@
 #ifndef TRINITYCORE_FLAT_SET_H
 #define TRINITYCORE_FLAT_SET_H
 
+#include <algorithm>
 #include <functional>
 #include <vector>
 
