Given a data frame with columns "Round_1_Attempts" it will produce three rows, for each of the attempts in flight 1
hytek_attempts_split_long_helper(i, data, old_cols)
output from read_results
followed by add_row_numbers
output from tf_parse
a list of old columns to split
returns a data frame with Round_X_Attempts columns split into individual rows
attempts_split_long_helper
is a helper function inside
attempts_split_long