chore: Enable clang-tidy include cleaner (#6947)

src/libxrpl/protocol/TxMeta.cpp

@@ -1,4 +1,7 @@
+#include <xrpl/protocol/TxMeta.h>
+
 #include <xrpl/basics/Blob.h>
+#include <xrpl/basics/Slice.h>
 #include <xrpl/basics/base_uint.h>
 #include <xrpl/basics/contract.h>
 #include <xrpl/beast/utility/instrumentation.h>
@@ -10,13 +13,12 @@
 #include <xrpl/protocol/STObject.h>
 #include <xrpl/protocol/Serializer.h>
 #include <xrpl/protocol/TER.h>
-#include <xrpl/protocol/TxMeta.h>
 
 #include <boost/container/flat_set.hpp>
 
 #include <cstdint>
+#include <limits>
 #include <stdexcept>
-#include <string>
 
 namespace xrpl {