Grafana Dashboards: Not able to delete dashboards after upgrading from v11.6.7 to v12.2.1

### What happened? We have upgraded Grafana from v11.6.7 to v12.2.1, and we see entries like below in grafana logs > 1762951986663 2025-11-12T12:53:06.663Z logger=provisioning.dashboard type=file name=sidecarProvider t=2025-11-12T12:53:06.663396745Z level=error msg="failed to delete dashboard" id=3544670689547531319 error="pq: value \"3544670689547531319\" is out of range for type integer" 1762951986661 2025-11-12T12:53:06.661Z logger=provisioning.dashboard type=file name=sidecarProvider t=2025-11-12T12:53:06.661118036Z level=error msg="failed to delete dashboard" id=3544670689547531569 error="pq: value \"3544670689547531569\" is out of range for type integer" 1762951986659 2025-11-12T12:53:06.659Z logger=provisioning.dashboard type=file name=sidecarProvider t=2025-11-12T12:53:06.659111929Z level=error msg="failed to delete dashboard" id=3544670689547531317 error="pq: value \"3544670689547531317\" is out of range for type integer" 1762951986656 2025-11-12T12:53:06.656Z logger=provisioning.dashboard type=file name=sidecarProvider t=2025-11-12T12:53:06.656183217Z level=error msg="failed to delete dashboard" id=3544670689547531315 error="pq: value \"3544670689547531315\" is out of range for type integer" 1762951986653 2025-11-12T12:53:06.653Z logger=provisioning.dashboard type=file name=sidecarProvider t=2025-11-12T12:53:06.653450407Z level=error msg="failed to delete dashboard" id=3544670689547531570 error="pq: value \"3544670689547531570\" is out of range for type integer" 1762951986651 2025-11-12T12:53:06.651Z logger=provisioning.dashboard type=file name=sidecarProvider t=2025-11-12T12:53:06.651463799Z level=error msg="failed to delete dashboard" id=3544670689547531318 error="pq: value \"3544670689547531318\" is out of range for type integer" 1762951986649 2025-11-12T12:53:06.649Z logger=provisioning.dashboard type=file name=sidecarProvider t=2025-11-12T12:53:06.649256391Z level=error msg="failed to delete dashboard" id=3544677282422600242 error="pq: value \"354467…