update lighthouse quorum_ticks to use interval

[H-Huang]

Small change to use tokio interval instead of sleep for quorum ticks:

before (some drift between tick times):

torchft::lighthouse: 2025-02-05T12:58:35.978-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T12:58:36.078-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T12:58:36.179-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T12:58:36.280-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T12:58:36.382-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T12:58:36.483-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T12:58:36.585-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]

after:

torchft::lighthouse: 2025-02-05T13:01:12.305-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T13:01:12.405-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T13:01:12.505-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T13:01:12.605-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T13:01:12.705-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]
torchft::lighthouse: 2025-02-05T13:01:12.805-08:00 - INFO Next quorum status: New quorum not, only have 0 participants, need min_replicas 2 [0/0 participants healthy][2 heartbeating][shrink_only=false]

[d4l3k]

LGTM