Switched all services to `eclipse-temurin:21-jre`

[demos/kafka/wordcount] / top10

diff --git a/top10 b/top10
index bed1a4e..e4f7f1e 160000 (submodule)
--- a/top10
+++ b/top10
@@ -1 +1 @@
-Subproject commit bed1a4ebf7badd1e8e8dba3c338f8ea05f6cb9e3
+Subproject commit e4f7f1e134ae40ac8d4002a742f8426327cf177b