Bump com.github.jk1.dependency-license-report in /java-client

Bumps com.github.jk1.dependency-license-report from 1.19 to 2.3.

---
updated-dependencies:
- dependency-name: com.github.jk1.dependency-license-report
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

java-client/build.gradle.kts

@@ -51,7 +51,7 @@ plugins {
     `java-library`
     checkstyle
     `maven-publish`
-    id("com.github.jk1.dependency-license-report") version "1.19"
+    id("com.github.jk1.dependency-license-report") version "2.3"
 }
 apply(plugin = "opensearch.repositories")