[8.18] (backport #10131) Update journald tests now that Filebeat supports watching folders (#10178)

* Update journald tests now that Filebeat supports watching folders (#10131)

(cherry picked from commit 5f0f2fd)

# Conflicts:
#	.package-version
#	NOTICE-fips.txt
#	NOTICE.txt
#	go.mod
#	go.sum
#	internal/pkg/otel/translate/otelconfig_test.go
#	testing/integration/k8s/testdata/journald-otel.yml

* Update package versions for 8.18 and fix merge conflicts

* update package version

---------

Co-authored-by: Tiago Queiroz <[email protected]>

Author: mergify[bot]

.package-version

@@ -1,8 +1,8 @@
 {
-  "version": "8.18.7-SNAPSHOT",
-  "build_id": "8.18.7-24d5b696",
-  "manifest_url": "https://snapshots.elastic.co/8.18.7-24d5b696/manifest-8.18.7-SNAPSHOT.json",
-  "summary_url": "https://snapshots.elastic.co/8.18.7-24d5b696/summary-8.18.7-SNAPSHOT.html",
-  "core_version": "8.18.7",
-  "stack_build_id": "8.18.7-24d5b696-SNAPSHOT"
+  "version": "8.18.8-SNAPSHOT",
+  "build_id": "8.18.8-cb4f6a95",
+  "manifest_url": "https://snapshots.elastic.co/8.18.8-cb4f6a95/manifest-8.18.8-SNAPSHOT.json",
+  "summary_url": "https://snapshots.elastic.co/8.18.8-cb4f6a95/summary-8.18.8-SNAPSHOT.html",
+  "core_version": "8.18.8",
+  "stack_build_id": "8.18.8-cb4f6a95-SNAPSHOT"
 }