common/StackStringStream: remove unused includes

Signed-off-by: Max Kellermann <max.kellermann@ionos.com>

diff --git a/src/common/StackStringStream.h b/src/common/StackStringStream.h
index 8cb48ff6fcd626f54925b79bd145b1c5b2a15bc5..6a144fb938af36a7635a0488271f51d52d413c6e 100644 (file)
--- a/src/common/StackStringStream.h
+++ b/src/common/StackStringStream.h
@@ -18,10 +18,9 @@
 #include <boost/container/small_vector.hpp>
 
 #include <algorithm>
-#include <iostream>
 #include <memory>
 #include <ostream>
-#include <sstream>
+#include <string>
 #include <string_view>
 #include <vector>