Entry format in MAINTAINERS.md

[sysadmind]

@kfox1111, @wilfriedroset Your entry in the MAINTAINERS.md file is not of our typical format and it is missing an email address. You are eligible to vote in our steering committee election, but we need your email to send you a ballot. If you update that file, ping me and I will re-run our automation to pull your email.

The typical format for MAINTAINERS.md entries in our repos is:

First Last (<email@domain.com> / @handle)