walletdb: Log the wallet version after it has been read from disk

Logging the wallet version before anything has been read from disk results
in the wrong version being logged.

Also split the last client version logging as it may not always be
present to be logged.

Author: achow101

src/wallet/walletdb.cpp

@@ -447,6 +447,7 @@ static DBErrors LoadMinVersion(CWallet* pwallet, DatabaseBatch& batch) EXCLUSIVE
     AssertLockHeld(pwallet->cs_wallet);
     int nMinVersion = 0;
     if (batch.Read(DBKeys::MINVERSION, nMinVersion)) {
+        pwallet->WalletLogPrintf("Wallet file version = %d\n", nMinVersion);
         if (nMinVersion > FEATURE_LATEST)
             return DBErrors::TOO_NEW;
         pwallet->LoadMinVersion(nMinVersion);
@@ -1156,7 +1157,7 @@ DBErrors WalletBatch::LoadWallet(CWallet* pwallet)
     // Last client version to open this wallet
     int last_client = CLIENT_VERSION;
     bool has_last_client = m_batch->Read(DBKeys::VERSION, last_client);
-    pwallet->WalletLogPrintf("Wallet file version = %d, last client version = %d\n", pwallet->GetVersion(), last_client);
+    if (has_last_client) pwallet->WalletLogPrintf("Last client version = %d\n", last_client);
 
     try {
         if ((result = LoadMinVersion(pwallet, *m_batch)) != DBErrors::LOAD_OK) return result;