Moderate: kernel security update (Oracle Linux 8)

[4.18.0-553.85.1]
- Update Oracle Linux certificates (Kevin Lyons)
- Disable signing for aarch64 (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237]
- Update x509.genkey [Orabug: 24817676]
- Conflict with shim-ia32 and shim-x64 <= 15.3-1.0.3
- Remove upstream reference during boot (Kevin Lyons) [Orabug: 34750652]
- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985772]

[4.18.0-553.85.1]
- i40e: add mask to apply valid bits for itr_idx (Michal Schmidt) [RHEL-123799]
- i40e: add max boundary check for VF filters (Michal Schmidt) [RHEL-123799] {CVE-2025-39968}
- i40e: fix validation of VF state in get resources (Michal Schmidt) [RHEL-123799] {CVE-2025-39969}
- i40e: fix input validation logic for action_meta (Michal Schmidt) [RHEL-123799] {CVE-2025-39970}
- i40e: Fix filter input checks to prevent config with invalid values (Michal Schmidt) [RHEL-123799]
- i40e: fix idx validation in config queues msg (Michal Schmidt) [RHEL-123799] {CVE-2025-39971}
- i40e: fix: remove needless retries of NVM update (Michal Schmidt) [RHEL-123799]
- i40e: remove i40e_status (Michal Schmidt) [RHEL-123799]
- i40e: fix idx validation in i40e_validate_queue_map (Michal Schmidt) [RHEL-123799] {CVE-2025-39972}
- i40e: add validation for ring_len param (Michal Schmidt) [RHEL-123799] {CVE-2025-39973}
- i40e: increase max descriptors for XL710 (Michal Schmidt) [RHEL-123799]
- drm/nouveau: Don't create connectors that aren't in disp.conn_mask (Lyude Paul) [RHEL-22122]
- NFS: Fix a race when updating an existing write (Olga Kornievskaia) [RHEL-113849] {CVE-2025-39697}
- nfs: fold nfs_page_group_lock_subrequests into nfs_lock_and_join_requests (Olga Kornievskaia) [RHEL-113849] {CVE-2025-39697}
- The rpminspect.yaml emptyrpm list needs to be expanded (Alexandra Hajkova)