[lldb] [Host/SerialPort] Add std::moves for better compatibility

Author: mgorny

lldb/source/Host/common/File.cpp

@@ -821,20 +821,20 @@ SerialPort::Create(int fd, OpenOptions options, Options serial_options,
 
   Terminal term{fd};
   if (llvm::Error error = term.SetRaw())
-    return error;
+    return std::move(error);
   if (serial_options.BaudRate) {
     if (llvm::Error error =
             term.SetBaudRate(serial_options.BaudRate.getValue()))
-      return error;
+      return std::move(error);
   }
   if (serial_options.Parity) {
     if (llvm::Error error = term.SetParity(serial_options.Parity.getValue()))
-      return error;
+      return std::move(error);
   }
   if (serial_options.StopBits) {
     if (llvm::Error error =
             term.SetStopBits(serial_options.StopBits.getValue()))
-      return error;
+      return std::move(error);
   }
 
   return out;