Update dependency bootstrap to v5.3.8

.changes/unreleased/Release-renovate-1791428478418.yaml

@@ -1,7 +0,0 @@
-kind: Release
-body: |
-  - docker.elastic.co/logstash/logstash-oss: 8.1.0-amd64 ->  8.1.3-amd64
-
-time: 2026-10-08T03:01:18+00:00
-custom:
-  Issue: ""

.changes/unreleased/Release-renovate-1791511369318.yaml

@@ -0,0 +1,7 @@
+kind: Release
+body: |
+  - bootstrap: 5.2.3 ->  5.3.8
+
+time: 2026-10-09T02:02:49+00:00
+custom:
+  Issue: ""

docker/logstash/Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.elastic.co/logstash/logstash-oss:8.1.3-amd64@sha256:0ae7442a52d1d0b8d217aec4f9f59b2e4c364b704c7cf19d641b56646ad5abd2
+FROM docker.elastic.co/logstash/logstash-oss:8.1.0-amd64
 
 RUN \
   bin/logstash-plugin install logstash-output-gelf \

package.json

@@ -5,7 +5,7 @@
   "private": true,
   "devDependencies": {
     "@symfony/ux-translator": "file:vendor/symfony/ux-translator/assets",
-    "bootstrap": "5.2.3",
+    "bootstrap": "5.3.8",
     "intl-messageformat": "^10.5.11"
   },
   "scripts": {