Update dependency org.elasticsearch:elasticsearch to v9

Author: renovate[bot]

build.gradle

@@ -195,7 +195,7 @@ dependencies {
 
     implementation group: 'org.json', name: 'json', version: '20250517'
 
-    implementation group: 'org.elasticsearch', name: 'elasticsearch', version: '8.19.0'
+    implementation group: 'org.elasticsearch', name: 'elasticsearch', version: '9.1.0'
 
     implementation group: 'org.springframework.retry', name: 'spring-retry', version: '2.0.12'
     implementation group: 'io.github.openfeign.form', name: 'feign-form', version: '3.8.0'