Fix /op slash command
Fix /op slash command

(cherry picked from commit 3f2c1500e54d83916625bbe4d1b7e28b692be721)

matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk,matrix-org/matrix-react-sdk