[9.2] [Scout] Enable Scout Reporter in kibana-package-registry-verify-and-promote pipeline (#258879) (#259028)

# Backport

This will backport the following commits from `main` to `9.2`:
- [[Scout] Enable Scout Reporter in
`kibana-package-registry-verify-and-promote` pipeline
(#258879)](#258879)

<!--- Backport version: 9.6.6 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sorenlouv/backport)

<!--BACKPORT [{"author":{"name":"Cesare de
Cal","email":"cesare.decal@elastic.co"},"sourceCommit":{"committedDate":"2026-03-23T09:34:39Z","message":"[Scout]
Enable Scout Reporter in `kibana-package-registry-verify-and-promote`
pipeline (#258879)\n\nThis PR enables the Scout Reporter
for\nhttps://buildkite.com/elastic/kibana-package-registry-verify-and-promote\ntest
runs by setting `SCOUT_REPORTER_ENABLED` to `true`. This will\nprovide
an extended view of test failures and test runs. As of right\nnow, the
Scout Reporter is disabled and this is logged in test
runs:\n\nScout/Jest:\n\n```\n⚠️ The SCOUT_REPORTER_ENABLED environment
variable is not 'true'. Skipping event upload.\n```\n\nand for
FTR/Cypress:\n\n```\nSCOUT_REPORTER_ENABLED=false, skipping event
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Enable Scout Reporter in `kibana-package-registry-verify-and-promote`
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Enable Scout Reporter in `kibana-package-registry-verify-and-promote`
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runs by setting `SCOUT_REPORTER_ENABLED` to `true`. This will\nprovide
an extended view of test failures and test runs. As of right\nnow, the
Scout Reporter is disabled and this is logged in test
runs:\n\nScout/Jest:\n\n```\n⚠️ The SCOUT_REPORTER_ENABLED environment
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Enable Scout Reporter in `kibana-package-registry-verify-and-promote`
pipeline (#258879)\n\nThis PR enables the Scout Reporter
for\nhttps://buildkite.com/elastic/kibana-package-registry-verify-and-promote\ntest
runs by setting `SCOUT_REPORTER_ENABLED` to `true`. This will\nprovide
an extended view of test failures and test runs. As of right\nnow, the
Scout Reporter is disabled and this is logged in test
runs:\n\nScout/Jest:\n\n```\n⚠️ The SCOUT_REPORTER_ENABLED environment
variable is not 'true'. Skipping event upload.\n```\n\nand for
FTR/Cypress:\n\n```\nSCOUT_REPORTER_ENABLED=false, skipping event
upload.\n```","sha":"f7d8668eaa914e0ae2d427b4d986e3e825536bb8"}}]}]
BACKPORT-->

Co-authored-by: Cesare de Cal <cesare.decal@elastic.co>

Author: kibanamachine

.buildkite/pipeline-resource-definitions/kibana-package-registry.yml

@@ -19,14 +19,15 @@ spec:
       description: Verify and promote docker.elastic.co/package-registry/distribution:lite
     spec:
       env:
-        SLACK_NOTIFICATIONS_CHANNEL: "#kibana-operations-alerts"
-        ELASTIC_SLACK_NOTIFICATIONS_ENABLED: "true"
-        REPORT_FAILED_TESTS_TO_GITHUB: "true"
-        FLEET_PACKAGE_REGISTRY_DOCKER_IMAGE: "docker.elastic.co/package-registry/distribution:lite"
+        SLACK_NOTIFICATIONS_CHANNEL: '#kibana-operations-alerts'
+        ELASTIC_SLACK_NOTIFICATIONS_ENABLED: 'true'
+        REPORT_FAILED_TESTS_TO_GITHUB: 'true'
+        SCOUT_REPORTER_ENABLED: 'true'
+        FLEET_PACKAGE_REGISTRY_DOCKER_IMAGE: 'docker.elastic.co/package-registry/distribution:lite'
       repository: elastic/kibana
       branch_configuration: main
       default_branch: main
-      pipeline_file: ".buildkite/pipelines/fleet/package_registry.yml"
+      pipeline_file: '.buildkite/pipelines/fleet/package_registry.yml'
       provider_settings:
         trigger_mode: none
       schedules: