Don't raise an error when pandoc fails
Don't raise an error when pandoc fails

Adding the pass allows the module to continue on to make other markdown reports and plots even if the pandoc conversion fails.
NationalGenomicsInfrastructure/ngi_reports,senthil10/ngi_reports,ewels/ngi_reports,senthil10/ngi_reports,ewels/ngi_reports,NationalGenomicsInfrastructure/ngi_reports,senthil10/ngi_reports,ewels/ngi_reports