Remove unused includes

src/bitcoin-wallet.cpp

@@ -9,13 +9,11 @@
 #include <chainparams.h>
 #include <chainparamsbase.h>
 #include <logging.h>
-#include <util/strencodings.h>
 #include <util/system.h>
 #include <util/translation.h>
 #include <wallet/wallettool.h>
 
 #include <functional>
-#include <stdio.h>
 
 const std::function<std::string(const char*)> G_TRANSLATION_FUN = nullptr;