enable use of the ACMG classification tool with GRCh38 variants

**Is your feature request related to a problem? Please describe.**
current semi-automated ACMG prediction by InterVar does not support GRCh38 variants.

**Describe the solution you'd like**
allow for GRCh38 variants in the novel alternative service specifically for the automatic computation of ACMG criteria,

**Describe alternatives you've considered**
N/A

**Additional context**
N/A
