Fix non-Windows build after r252906.

llvm-svn: 252909
diff --git a/lldb/scripts/lldb.swig b/lldb/scripts/lldb.swig
index 99db6fa..1d33354 100644
--- a/lldb/scripts/lldb.swig
+++ b/lldb/scripts/lldb.swig
@@ -48,6 +48,7 @@
 
 /* C++ headers to be included. */
 %{
+#include <algorithm>
 #include <string>
 %}