[8.15](backport #40469) ironbank: use 9.4 version (#40473)

(cherry picked from commit 20f83a1)

Co-authored-by: Victor Martinez <[email protected]>

Author: mergify[bot]

dev-tools/packaging/templates/ironbank/auditbeat/hardening_manifest.yaml

@@ -14,7 +14,7 @@ tags:
 # Build args passed to Dockerfile ARGs
 args:
   BASE_IMAGE: "redhat/ubi/ubi9"
-  BASE_TAG: "9.3"
+  BASE_TAG: "9.4"
   ELASTIC_STACK: "{{ beat_version }}"
   ELASTIC_PRODUCT: "auditbeat"
 

dev-tools/packaging/templates/ironbank/filebeat/hardening_manifest.yaml

@@ -14,7 +14,7 @@ tags:
 # Build args passed to Dockerfile ARGs
 args:
   BASE_IMAGE: "redhat/ubi/ubi9"
-  BASE_TAG: "9.3"
+  BASE_TAG: "9.4"
   ELASTIC_STACK: "{{ beat_version }}"
   ELASTIC_PRODUCT: "filebeat"
 

dev-tools/packaging/templates/ironbank/heartbeat/hardening_manifest.yaml

@@ -14,7 +14,7 @@ tags:
 # Build args passed to Dockerfile ARGs
 args:
   BASE_IMAGE: "redhat/ubi/ubi9"
-  BASE_TAG: "9.3"
+  BASE_TAG: "9.4"
   ELASTIC_STACK: "{{ beat_version }}"
   ELASTIC_PRODUCT: "heartbeat"
 

dev-tools/packaging/templates/ironbank/metricbeat/hardening_manifest.yaml

@@ -14,7 +14,7 @@ tags:
 # Build args passed to Dockerfile ARGs
 args:
   BASE_IMAGE: "redhat/ubi/ubi9"
-  BASE_TAG: "9.3"
+  BASE_TAG: "9.4"
   ELASTIC_STACK: "{{ beat_version }}"
   ELASTIC_PRODUCT: "metricbeat"
 

dev-tools/packaging/templates/ironbank/packetbeat/hardening_manifest.yaml

@@ -14,7 +14,7 @@ tags:
 # Build args passed to Dockerfile ARGs
 args:
   BASE_IMAGE: "redhat/ubi/ubi9"
-  BASE_TAG: "9.3"
+  BASE_TAG: "9.4"
   ELASTIC_STACK: "{{ beat_version }}"
   ELASTIC_PRODUCT: "packetbeat"