Change version for release v0.0.4 (#62)

Fix whitespaces

Author: canepat

silkrpc/commands/eth_api.cpp

@@ -483,7 +483,7 @@ asio::awaitable<void> EthereumRpcApi::handle_eth_get_transaction_by_block_hash_a
            reply = make_json_content(request["id"], nullptr);
            co_return;
         }
-        
+
         silkrpc::Transaction new_transaction{{transactions[index]}, {block_with_hash.hash}, {block_with_hash.block.header.number}, {index}};
 
         reply = make_json_content(request["id"],  new_transaction);

silkrpc/main.cpp

@@ -59,7 +59,7 @@ int main(int argc, char* argv[]) {
     config.contains_help_flags = [](absl::string_view filename) { return absl::EndsWith(filename, "main.cpp"); };
     config.contains_helppackage_flags = [](absl::string_view) { return false; };
     config.normalize_filename = [](absl::string_view f) { return std::string{f.substr(f.rfind("/") + 1)}; };
-    config.version_string = []() { return "silkrpcdaemon 0.0.4-rc\n"; };
+    config.version_string = []() { return "silkrpcdaemon 0.0.4\n"; };
     absl::SetFlagsUsageConfig(config);
     absl::SetProgramUsageMessage("C++ implementation of ETH JSON Remote Procedure Call (RPC) daemon");
     absl::ParseCommandLine(argc, argv);