fix(SingleStaffline): FollowCursor: Don't center the vertical axis (#1014)
fix(SingleStaffline): FollowCursor: Don't center the vertical axis (#1014)

Co-authored-by: bppleman <6fb717f37a9ef206f672b8db56dc18727095e347@boostfield.com>
opensheetmusicdisplay/opensheetmusicdisplay,opensheetmusicdisplay/opensheetmusicdisplay,opensheetmusicdisplay/opensheetmusicdisplay