Fix warning: explicitly assigning value of variable of type '<type>' to itself by removing the keyword parameter pass.

[coatless]

Fix a compiler warning related to the use of a named argument call in recordSwap_cpp() by removing the parameter assignment.

Error messages:

recordSwap_R.cpp:68:77: warning: explicitly assigning value of variable of type 'int' to itself [-Wself-assign]
                                                      count_swapped_records = count_swapped_records,
                                                      ~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~
recordSwap_R.cpp:69:73: warning: explicitly assigning value of variable of type 'int' to itself [-Wself-assign]
                                                      count_swapped_hid = count_swapped_hid,
                                                      ~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~
recordSwap_R.cpp:70:69: warning: explicitly assigning value of variable of type 'std::string' (aka 'basic_string<char, char_traits<char>, allocator<char>>') to itself [-Wself-assign-overloaded]
                                                      log_file_name = log_file_name,
                                                      ~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~