add khmer=3.0.0a3,sourmash=4.8.3

Author: Zachary Foster

combinations/hash.tsv

@@ -642,3 +642,4 @@ r-poolfstat=3.0.0,r-optparse=1.7.5,r-tibble=3.2.1,r-stringr=1.5.1,r-readr=2.1.5,
 r-dplyr=1.1.4,r-tidyr=1.3.1,r-readr=2.1.5,r-janitor=2.2.1,r-purrr=1.0.4,r-optparse=1.7.5,r-matrixstats=1.5.0
 amulety=1.1,igblast=1.22.0
 bioconductor-sparsesignatures=2.16.0,bioconductor-bsgenome.hsapiens.1000genomes.hs37d5=0.99.1,bioconductor-bsgenome.hsapiens.ucsc.hg38=1.4.5,r-dplyr=1.1.4,r-tidyr=1.3.1,r-patchwork=1.3.0
+khmer=3.0.0a3,sourmash=4.8.3