scyllatop: fix typo
scyllatop: fix typo

Keyborad -> Keyboard

Signed-off-by: Glauber Costa <7ba9037b0dd006f9408bd45b94707becd5cd4e87@scylladb.com>
Message-Id: <349f20fd69be2f2e05ae0b7800e34a336cd2472b.1468248179.git.7ba9037b0dd006f9408bd45b94707becd5cd4e87@scylladb.com>

duarten/scylla,kjniemi/scylla,duarten/scylla,scylladb/scylla,raphaelsc/scylla,raphaelsc/scylla,kjniemi/scylla,avikivity/scylla,avikivity/scylla,avikivity/scylla,raphaelsc/scylla,kjniemi/scylla,scylladb/scylla,scylladb/scylla,scylladb/scylla,duarten/scylla