Merge bitcoin/bitcoin#25668: refactor: Fix iwyu on node/chainstate

fad3c58 refactor: Fix iwyu on node/chainstate (MacroFake)

Pull request description:

  Fix the CI warning on master: https://cirrus-ci.com/task/5398182703136768?logs=ci#L7020

ACKs for top commit:
  fanquake:
    ACK fad3c58 - could do chain.h

Tree-SHA512: 94f6ea0b3d9667863a4217b65bd1b9e07c65bdb566378faf0727bae5eb38d2d527ecae0c39efdda740b7ab7c8269141437ffbcb470cca7d559f09b8ee132d101

Author: MacroFake

src/node/chainstate.cpp

@@ -11,9 +11,11 @@
 #include <node/caches.h>
 #include <sync.h>
 #include <threadsafety.h>
+#include <tinyformat.h>
 #include <txdb.h>
 #include <uint256.h>
 #include <util/time.h>
+#include <util/translation.h>
 #include <validation.h>
 
 #include <algorithm>

src/node/chainstate.h

@@ -5,13 +5,13 @@
 #ifndef BITCOIN_NODE_CHAINSTATE_H
 #define BITCOIN_NODE_CHAINSTATE_H
 
+#include <util/translation.h>
 #include <validation.h>
 
 #include <cstdint>
 #include <functional>
-#include <optional>
+#include <tuple>
 
-class ChainstateManager;
 class CTxMemPool;
 
 namespace node {