phosphor-ipmi-blobs: Update Maintainers and Reviewers
phosphor-ipmi-blobs: Update Maintainers and Reviewers

Signed-off-by: Willy Tu <1e3df9bf0ac020872e0e39905eae1676fb455af4@google.com>
Change-Id: I519dacc4dbf5497a68dccc86e9169396c62ea213

openbmc/phosphor-ipmi-blobs