Onboard new 10.3 and 9.9 branches
# Follow [internal docs](https://documentation.internal.cki-project.org/docs/cki/operations/zstream-steps/)
Similar to https://gitlab.com/cki-project/infrastructure/-/issues/906
* [ ] kwf metadata updates:
* [x] public metadata: cki-project/kernel-workflow!2017+
* [x] private metadata: https://gitlab.cee.redhat.com/cki-project/deployment-all/-/merge_requests/3877
* [ ] qe pipeline definition updates:
* [x] add 10.3 definition to https://gitlab.com/redhat/centos-stream/tests/kernel/qe-pipeline-definition/-/tree/main/definitions/rhel10
* https://gitlab.com/redhat/centos-stream/tests/kernel/qe-pipeline-definition/-/merge_requests/812
* [x] add 9.9 definition to https://gitlab.com/redhat/centos-stream/tests/kernel/qe-pipeline-definition/-/tree/main/definitions/rhel9
* https://gitlab.com/redhat/centos-stream/tests/kernel/qe-pipeline-definition/-/merge_requests/812
* [ ] **After GA** change 10.2 definition to zstream https://gitlab.com/redhat/centos-stream/tests/kernel/qe-pipeline-definition/-/tree/main/definitions/rhel10/10.2
* [ ] **After GA** change 9.8 definition to zstream https://gitlab.com/redhat/centos-stream/tests/kernel/qe-pipeline-definition/-/tree/main/definitions/rhel9/9.8
* [ ] Source tree updates:
* [ ] Centos:
* [ ] Bump `Makefile.rhelver` `RHEL_MINOR`:
* [x] 10.3: https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-10/-/merge_requests/2182
* [ ] 9.9:
* [ ] RHEL:
* [x] Set `Makefile.rhelver` `ZSTREAM=yes`:
* [x] 10.2: https://gitlab.com/redhat/rhel/src/kernel/rhel-10/-/merge_requests/773
* [x] 9.8: redhat/rhel/src/kernel/rhel-9!5552+
* [x] Set `disttag_override` & `kcidb_tree_name` in `.gitlab-ci.yml`:
* [x] 10.2: https://gitlab.com/redhat/rhel/src/kernel/rhel-10/-/merge_requests/773
* [x] 9.8: redhat/rhel/src/kernel/rhel-9!5552+
* [ ] kpet tree:
* [x] update kpet-db:
* [x] 10.2 -\> 10.2.z: https://gitlab.com/redhat/centos-stream/tests/kernel/kpet-db/-/merge_requests/1738
* [x] 9.8 -\> 9.8.z: https://gitlab.com/redhat/centos-stream/tests/kernel/kpet-db/-/merge_requests/1738
* [x] add 10.3: https://gitlab.com/redhat/centos-stream/tests/kernel/kpet-db/-/merge_requests/1738
* [x] add 9.9: https://gitlab.com/redhat/centos-stream/tests/kernel/kpet-db/-/merge_requests/1738
* [ ] ga - update Z-zstream trees to use the GA compose on kpet-db
* [ ] 9.8
* [ ] 10.2
* [ ] zstream builder image (After GA):
* [ ] images: cki-project/containers!677+
* [ ] tests:
* [ ] pipelines:
* c10s:
* rhel-9:
* rhel-10:
* [ ] kernel build automation in release-pipeline-definition project:
* [x] update `streams.yaml` with new streams: redhat/rhel/sst/kernel-maintainers/release-pipeline-definition!28+
* [x] update `pipeline_schedules.yaml` to add scheduled pipelines: redhat/rhel/sst/kernel-maintainers/release-pipeline-definition!28+
* [x] set `target::exception` label on distgit MRs during blocker/exception phase: redhat/rhel/sst/kernel-maintainers/release-pipeline-definition!31
* [ ] post-GA: unset `target::exception label on distgit MRs
Jira: [CKI-6527](https://issues.redhat.com/browse/CKI-6527)
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