Add maxims to MAINTAINERS
Add maxims to MAINTAINERS

Add myself to the MAINTAINERS

Signed-off-by: Maksym Sloyko <0f87b2edc431079022fa58d8ba77fe4fca027071@google.com>
Change-Id: Ib18bfdf008fd2d06c522d061af1e70d380aa6dac

openbmc/phosphor-ipmi-blobs-binarystore