linux-firmware: Add druth@ to and remove jemele@ from OWNERS. druth@ is working with Mediatek. BUG=None TEST=None Signed-off-by: David Ruth <[email protected]> Change-Id: Id7e891d341caed48ccc8e4dba89c8bc75527f6bc Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/linux-firmware/+/4023794 Tested-by: David Ruth <[email protected]> Reviewed-by: Nicolas Norvez <[email protected]> Commit-Queue: David Ruth <[email protected]>