Remove redundant extern

Author: practicalswift

src/wallet/rpcwallet.cpp

@@ -4751,16 +4751,16 @@ UniValue walletcreatefundedpsbt(const JSONRPCRequest& request)
     return result;
 }
 
-extern UniValue abortrescan(const JSONRPCRequest& request); // in rpcdump.cpp
-extern UniValue dumpprivkey(const JSONRPCRequest& request); // in rpcdump.cpp
-extern UniValue importprivkey(const JSONRPCRequest& request);
-extern UniValue importaddress(const JSONRPCRequest& request);
-extern UniValue importpubkey(const JSONRPCRequest& request);
-extern UniValue dumpwallet(const JSONRPCRequest& request);
-extern UniValue importwallet(const JSONRPCRequest& request);
-extern UniValue importprunedfunds(const JSONRPCRequest& request);
-extern UniValue removeprunedfunds(const JSONRPCRequest& request);
-extern UniValue importmulti(const JSONRPCRequest& request);
+UniValue abortrescan(const JSONRPCRequest& request); // in rpcdump.cpp
+UniValue dumpprivkey(const JSONRPCRequest& request); // in rpcdump.cpp
+UniValue importprivkey(const JSONRPCRequest& request);
+UniValue importaddress(const JSONRPCRequest& request);
+UniValue importpubkey(const JSONRPCRequest& request);
+UniValue dumpwallet(const JSONRPCRequest& request);
+UniValue importwallet(const JSONRPCRequest& request);
+UniValue importprunedfunds(const JSONRPCRequest& request);
+UniValue removeprunedfunds(const JSONRPCRequest& request);
+UniValue importmulti(const JSONRPCRequest& request);
 
 static const CRPCCommand commands[] =
 { //  category              name                                actor (function)                argNames