Update changelog entry

Author: solrbot

changelog/unreleased/PR#3218-update-io-ktor-ktor-bom.yml

@@ -0,0 +1,7 @@
+title: Update io.ktor:ktor-bom to v3.4.3
+type: dependency_update
+authors:
+- name: solrbot
+links:
+- name: PR#3218
+  url: https://github.com/apache/solr/pull/3218