r/buffered_protocol: added a missing call to setup metrics

[mmaslankaprv]

Added missing call to setup raft::buffered_protocol metrics.

Backports Required

• 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
• v24.3.x
• v24.2.x
• v24.1.x

Release Notes

• none

[vbotbuildovich]

Retry command for Build#59670

please wait until all jobs are finished before running the slash command

/ci-repeat 1
tests/rptest/tests/shadow_indexing_compacted_topic_test.py::ShadowIndexingCompactedTopicTest.test_upload@{"cloud_storage_type":2}

[vbotbuildovich]

CI test results

test results on build#59670

test_id	test_kind	job_url	test_status	passed
rptest.tests.cloud_storage_scrubber_test.CloudStorageScrubberTest.test_scrubber.cloud_storage_type=CloudStorageType.ABS	ducktape	https://buildkite.com/redpanda/redpanda/builds/59670#0193bc11-096b-41c9-81bf-93f1997bc1b9	FLAKY	5/6
rptest.tests.shadow_indexing_compacted_topic_test.ShadowIndexingCompactedTopicTest.test_upload.cloud_storage_type=CloudStorageType.ABS	ducktape	https://buildkite.com/redpanda/redpanda/builds/59670#0193bc0d-63c3-4762-a291-6e52385796ce	FAIL	0/1

test results on build#59720

test_id	test_kind	job_url	test_status	passed
rptest.tests.random_node_operations_test.RandomNodeOperationsTest.test_node_operations.enable_failures=False.mixed_versions=False.with_tiered_storage=False.with_iceberg=True.cloud_storage_type=CloudStorageType.ABS	ducktape	https://buildkite.com/redpanda/redpanda/builds/59720#0193bfd2-2acf-4deb-b782-1ea465aa5491	FAIL	0/1
rptest.tests.random_node_operations_test.RandomNodeOperationsTest.test_node_operations.enable_failures=False.mixed_versions=False.with_tiered_storage=True.with_iceberg=True.cloud_storage_type=CloudStorageType.ABS	ducktape	https://buildkite.com/redpanda/redpanda/builds/59720#0193bfd2-2acf-4deb-b782-1ea465aa5491	FAIL	0/1
rptest.tests.random_node_operations_test.RandomNodeOperationsTest.test_node_operations.enable_failures=True.mixed_versions=False.with_tiered_storage=False.with_iceberg=True.cloud_storage_type=CloudStorageType.ABS	ducktape	https://buildkite.com/redpanda/redpanda/builds/59720#0193bfd2-2acf-4deb-b782-1ea465aa5491	FAIL	0/1
rptest.tests.random_node_operations_test.RandomNodeOperationsTest.test_node_operations.enable_failures=True.mixed_versions=False.with_tiered_storage=True.with_iceberg=True.cloud_storage_type=CloudStorageType.ABS	ducktape	https://buildkite.com/redpanda/redpanda/builds/59720#0193bfd2-2acf-4deb-b782-1ea465aa5491	FAIL	0/1

test results on build#59793

test_id	test_kind	job_url	test_status	passed
rptest.tests.cloud_retention_test.CloudRetentionTest.test_cloud_retention.max_consume_rate_mb=None.cloud_storage_type=CloudStorageType.ABS	ducktape	https://buildkite.com/redpanda/redpanda/builds/59793#0193ce78-fa90-42aa-9840-82dae6fa9a9a	FAIL	0/6

[vbotbuildovich]

Retry command for Build#59720

please wait until all jobs are finished before running the slash command

/ci-repeat 1
tests/rptest/tests/random_node_operations_test.py::RandomNodeOperationsTest.test_node_operations@{"cloud_storage_type":2,"enable_failures":false,"mixed_versions":false,"with_iceberg":true,"with_tiered_storage":false}
tests/rptest/tests/random_node_operations_test.py::RandomNodeOperationsTest.test_node_operations@{"cloud_storage_type":2,"enable_failures":false,"mixed_versions":false,"with_iceberg":true,"with_tiered_storage":true}
tests/rptest/tests/random_node_operations_test.py::RandomNodeOperationsTest.test_node_operations@{"cloud_storage_type":2,"enable_failures":true,"mixed_versions":false,"with_iceberg":true,"with_tiered_storage":false}
tests/rptest/tests/random_node_operations_test.py::RandomNodeOperationsTest.test_node_operations@{"cloud_storage_type":2,"enable_failures":true,"mixed_versions":false,"with_iceberg":true,"with_tiered_storage":true}

[vbotbuildovich]

Retry command for Build#59793

please wait until all jobs are finished before running the slash command

/ci-repeat 1
tests/rptest/tests/cloud_retention_test.py::CloudRetentionTest.test_cloud_retention@{"cloud_storage_type":2,"max_consume_rate_mb":null}