Update expected output from n_queens_counter.c
Update expected output from n_queens_counter.c

The counter program now uses an improved version of the algorithm
requiring half as many queen placements, but this was not reflected
earlier.

JDSWalker/n-Queens_Problem,JDSWalker/n-Queens_Problem,JDSWalker/n-Queens_Problem,JDSWalker/n-Queens_Problem,JDSWalker/n-Queens_Problem