DO NOT MERGE. cmake: yeet

[clee]

Just kidding. Unless…?

Backports Required

• [x] none - not a bug fix
• [ ] none - this is a backport
• [ ] none - issue does not exist in previous branches
• [ ] none - papercut/not impactful enough to backport
• [ ] v25.1.x
• [ ] v24.3.x
• [ ] v24.2.x

Release Notes

• none

[dotnwat]

can't wait. subscribe!

[clee]

/ci-repeat 1 skip-unit tests/rptest/test/upgrade_test.py

[clee]

We'll need to either disable or update the transform-sdk C++ and JS workflows in .github/workflows/transform-sdk-build.yml to use bazel otherwise these workflows will be broken.

[vbotbuildovich]

CI test results

test results on build#67669

test_class	test_method	test_arguments	test_kind	job_url	test_status	passed	reason
DatalakeDelayedEnablementTest	test_enabling_iceberg_in_existing_cluster	{"catalog_type": "rest_jdbc", "cloud_storage_type": 1}	ducktape	https://buildkite.com/redpanda/redpanda/builds/67669#01978e95-550b-442b-93a9-0a718fc85af4	FLAKY	14/21	upstream reliability is '75.75757575757575'. current run reliability is '66.66666666666666'. drift is 9.09091 and the allowed drift is set to 50. The test should PASS
IcebergUsageTest	test_iceberg_usage	{"catalog_type": "rest_hadoop", "cloud_storage_type": 1, "query_engine": "spark"}	ducktape	https://buildkite.com/redpanda/redpanda/builds/67669#01978e8b-00ef-49a7-93a8-fe407bd99720	FLAKY	18/21	upstream reliability is '85.3035143769968'. current run reliability is '85.71428571428571'. drift is -0.41077 and the allowed drift is set to 50. The test should PASS
RecreateTopicMetadataTest	test_recreated_topic_metadata_are_valid	{"replication_factor": 3}	ducktape	https://buildkite.com/redpanda/redpanda/builds/67669#01978e83-f703-4f15-a6b0-94bdc60be21e	FLAKY	18/21	upstream reliability is '97.5609756097561'. current run reliability is '85.71428571428571'. drift is 11.84669 and the allowed drift is set to 50. The test should PASS