Update masking reason for 21987 and add one for 21846
@@ -107,7 +107,8 @@ mask:
# Specific sites to mask in the reference genome's coordinates.
# These are 1-indexed coordinates of sites that have been identified as prone to sequencing errors.
mask_sites: "21987 21846"
- # 21987 is a problematic ARTIC V3 primer site. Impacts Delta & some 21L (Omicron) descendants
+ # 21987 (S:142) is a problematic ARTIC V3 primer site. Impacts Delta & some 21L (Omicron) descendants
+ # 21846 (S:T95I) was/is often artifacually reverted in Delta
# Depending on how you define focal and contextual inputs, the same strains may
# appear in both inputs. This option tells the workflow not to throw an error
