Unknown or unsupported OS type: OpenSUSE Leap 15.3

[TonyApuzzo]

Describe the bug

Unknown or unsupported OS type.

Steps to reproduce

On OpenSUSE Leap 15.3, issue the following commands:

> asdf plugin add kompose https://github.com/technikhil314/asdf-kompose
> asdf install kompose latest
Installing kompose v1.26.1 in /home/fdidev/.asdf/installs/kompose/1.26.1
Unknown or unsupported OS type. Please raise a issue.
/home/fdidev/.asdf/plugins/kompose/bin/install: line 12: $1: unbound variable

Expected behavior

kompose should be installed without an error

Screenshots

Additional context