update slf4j dependency version to 1.7.25, to match Hadoop-BAM
update slf4j dependency version to 1.7.25, to match Hadoop-BAM

bigdatagenomics/adam,heuermh/adam,bigdatagenomics/adam,bigdatagenomics/adam,heuermh/adam,heuermh/adam,bigdatagenomics/adam,heuermh/adam