Remove extraneous block after moving omp critical
Remove extraneous block after moving omp critical

mateidavid/nanopolish,jts/nanopolish,mateidavid/nanopolish,jts/nanopolish,jts/nanopolish,jts/nanopolish,mateidavid/nanopolish,mateidavid/nanopolish,jts/nanopolish,mateidavid/nanopolish