Add MarianMacik to org members and ai-edge maintainers

Description

[x] New members are added in alphabetical order
[x] Only one new member change per commit (if you add two members separate it in two commits
[x] For individual user changes: Commit message format Add <USERNAME> to <opendatahub-io, mlops-sig, ...>.
[ ] For new team requests: Commit message format Create <TEAMNAME>. If the new team consists solely of existing members, you may
[ ] New GitHub team requests are from an existing opendatahub-io member who will function as the maintainer of the team. Each additional member will follow the same requirements for adding new members