Update changelog entry

Author: solrbot

changelog/unreleased/PR#3579-update-dev-langchain4j-langchain4j-to-v1-branch.yml

@@ -0,0 +1,7 @@
+title: Update dev.langchain4j:langchain4j-* to v1 (branch_9x) (major)
+type: dependency_update
+authors:
+- name: solrbot
+links:
+- name: PR#3579
+  url: https://github.com/apache/solr/pull/3579