chore(deps): update fluent/fluent-bit docker tag to v4

Author: renovate[bot]

charts/lagoon-logging/values.yaml

@@ -98,7 +98,7 @@ openshiftHaproxyLogsCollector:
     repository: fluent/fluent-bit
     pullPolicy: IfNotPresent
     # Overrides the image tag whose default is the chart version.
-    tag: "1.6-debug"
+    tag: "4.2-debug"
 
   podAnnotations: {}