ci, iwyu: Fix warnings in src/kernel and treat them as errors

src/kernel/bitcoinkernel.cpp

@@ -8,13 +8,12 @@
 
 #include <chain.h>
 #include <coins.h>
-#include <consensus/amount.h>
 #include <consensus/validation.h>
+#include <dbwrapper.h>
 #include <kernel/caches.h>
 #include <kernel/chainparams.h>
 #include <kernel/checks.h>
 #include <kernel/context.h>
-#include <kernel/cs_main.h>
 #include <kernel/notifications_interface.h>
 #include <kernel/warning.h>
 #include <logging.h>
@@ -27,9 +26,9 @@
 #include <serialize.h>
 #include <streams.h>
 #include <sync.h>
-#include <tinyformat.h>
 #include <uint256.h>
 #include <undo.h>
+#include <util/check.h>
 #include <util/fs.h>
 #include <util/result.h>
 #include <util/signalinterrupt.h>
@@ -38,14 +37,15 @@
 #include <validation.h>
 #include <validationinterface.h>
 
-#include <cassert>
 #include <cstddef>
 #include <cstring>
 #include <exception>
 #include <functional>
+#include <iterator>
 #include <list>
 #include <memory>
 #include <span>
+#include <stdexcept>
 #include <string>
 #include <tuple>
 #include <utility>