Slim down `common.hpp`

Change-Id: Ic9843a1b9ffc5b5b1fa6062c8250ba28c6aaa898
diff --git a/tools/dissect/dissector.cpp b/tools/dissect/dissector.cpp
index 33677bc..c08a40d 100644
--- a/tools/dissect/dissector.cpp
+++ b/tools/dissect/dissector.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2013-2023, Regents of the University of California.
+ * Copyright (c) 2013-2024, Regents of the University of California.
  *
  * This file is part of ndn-tools (Named Data Networking Essential Tools).
  * See AUTHORS.md for complete list of ndn-tools authors and contributors.
@@ -24,12 +24,13 @@
 
 #include "dissector.hpp"
 
-#include <map>
-
 #include <ndn-cxx/encoding/tlv.hpp>
 #include <ndn-cxx/encoding/tlv-security.hpp>
 #include <ndn-cxx/util/string-helper.hpp>
 
+#include <iostream>
+#include <map>
+
 namespace ndn::dissect {
 
 Dissector::Dissector(std::istream& input, std::ostream& output, const Options& options)
diff --git a/tools/dissect/dissector.hpp b/tools/dissect/dissector.hpp
index 6ab7087..0e4232d 100644
--- a/tools/dissect/dissector.hpp
+++ b/tools/dissect/dissector.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California.
+ * Copyright (c) 2014-2024,  Regents of the University of California.
  *
  * This file is part of ndn-tools (Named Data Networking Essential Tools).
  * See AUTHORS.md for complete list of ndn-tools authors and contributors.
@@ -24,6 +24,8 @@
 
 #include <ndn-cxx/encoding/block.hpp>
 
+#include <vector>
+
 namespace ndn::dissect {
 
 struct Options
diff --git a/tools/dissect/main.cpp b/tools/dissect/main.cpp
index 1cb6546..b6bf6ba 100644
--- a/tools/dissect/main.cpp
+++ b/tools/dissect/main.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  Regents of the University of California.
+ * Copyright (c) 2014-2024,  Regents of the University of California.
  *
  * This file is part of ndn-tools (Named Data Networking Essential Tools).
  * See AUTHORS.md for complete list of ndn-tools authors and contributors.
@@ -25,6 +25,7 @@
 #include <boost/program_options/variables_map.hpp>
 
 #include <fstream>
+#include <iostream>
 
 namespace ndn::dissect {