[8.15](backport #41234) CODEOWNERS refactor (#41312)

* CODEOWNERS refactor (#41234)

(cherry picked from commit b493c7f)

* Fix CODEOWNERS error for deprecated team

---------

Co-authored-by: Geoff Rowland <[email protected]>

.github/CODEOWNERS

@@ -12,14 +12,18 @@
 # https://github.community/t/codeowners-file-with-a-not-file-type-condition/1423/9
 CHANGELOG*
 
+# Top-level files ownership
+/catalog-info.yaml @elastic/ingest-eng-prod
 # The tech leads of the teams working in Beats share ownership of the Go module dependencies and related files.
-/.github/CODEOWNERS @elastic/beats-tech-leads
 /go.mod @elastic/beats-tech-leads
 /go.sum @elastic/beats-tech-leads
 /NOTICE.txt @elastic/beats-tech-leads
 
+# Sub-directories/files ownership. Remember that order matters; the last matching pattern takes the most precedence.
+/.buildkite @elastic/ingest-eng-prod
 /.ci/ @elastic/elastic-agent-data-plane @elastic/ingest-eng-prod
 /.github/ @elastic/ingest-eng-prod
+/.github/CODEOWNERS @elastic/beats-tech-leads
 /auditbeat/ @elastic/sec-linux-platform
 /deploy/ @elastic/elastic-agent-data-plane
 /deploy/kubernetes @elastic/elastic-agent-data-plane @elastic/obs-cloudnative-monitoring
@@ -55,6 +59,8 @@ CHANGELOG*
 /libbeat/ @elastic/elastic-agent-data-plane
 /libbeat/docs/processors-list.asciidoc @elastic/ingest-docs
 /libbeat/management @elastic/elastic-agent-control-plane
+/libbeat/processors/add_cloud_metadata @elastic/obs-cloud-monitoring
+/libbeat/processors/add_kubernetes_metadata @elastic/obs-cloudnative-monitoring
 /libbeat/processors/cache/ @elastic/security-service-integrations
 /libbeat/processors/community_id/ @elastic/sec-deployment-and-devices
 /libbeat/processors/decode_xml/ @elastic/security-service-integrations
@@ -63,9 +69,8 @@ CHANGELOG*
 /libbeat/processors/registered_domain/ @elastic/sec-deployment-and-devices
 /libbeat/processors/syslog/ @elastic/sec-deployment-and-devices
 /libbeat/processors/translate_sid/ @elastic/sec-windows-platform
-/libbeat/processors/add_cloud_metadata @elastic/obs-cloud-monitoring
-/libbeat/processors/add_kubernetes_metadata @elastic/obs-cloudnative-monitoring
 /libbeat/reader/syslog/ @elastic/sec-deployment-and-devices
+/libbeat/scripts @elastic/ingest-eng-prod
 /licenses/ @elastic/elastic-agent-data-plane
 /metricbeat/ @elastic/elastic-agent-data-plane
 /metricbeat/docs/ # Listed without an owner to avoid maintaining doc ownership for each input and module.
@@ -99,6 +104,7 @@ CHANGELOG*
 /metricbeat/module/system/ @elastic/elastic-agent-data-plane
 /metricbeat/module/vsphere @elastic/obs-infraobs-integrations
 /metricbeat/module/zookeeper @elastic/obs-infraobs-integrations
+/metricbeat/tests @elastic/ingest-eng-prod
 /packetbeat/ @elastic/sec-linux-platform
 /script/ @elastic/elastic-agent-data-plane
 /testing/ @elastic/elastic-agent-data-plane
@@ -194,7 +200,7 @@ CHANGELOG*
 /x-pack/metricbeat/module/cockroachdb @elastic/obs-infraobs-integrations
 /x-pack/metricbeat/module/containerd/ @elastic/obs-cloudnative-monitoring
 /x-pack/metricbeat/module/coredns @elastic/obs-infraobs-integrations
-/x-pack/metricbeat/module/enterprisesearch @elastic/ent-search-application-backend
+/x-pack/metricbeat/module/enterprisesearch @elastic/app-search-team
 /x-pack/metricbeat/module/gcp @elastic/obs-ds-hosted-services @elastic/obs-infraobs-integrations @elastic/security-service-integrations
 /x-pack/metricbeat/module/gcp/billing @elastic/obs-infraobs-integrations
 /x-pack/metricbeat/module/gcp/cloudrun_metrics @elastic/obs-infraobs-integrations
@@ -229,9 +235,3 @@ CHANGELOG*
 /x-pack/osquerybeat/ @elastic/sec-deployment-and-devices
 /x-pack/packetbeat/ @elastic/sec-linux-platform
 /x-pack/winlogbeat/ @elastic/sec-windows-platform
-
-# Ownership of CI or related files by the Ingest Eng Prod team
-/.buildkite @elastic/ingest-eng-prod
-/catalog-info.yaml @elastic/ingest-eng-prod
-/libbeat/scripts @elastic/ingest-eng-prod
-/metricbeat/tests @elastic/ingest-eng-prod