Upgraded JDK-Version, Spring Boot & Docker for all servies

[demos/kafka/wordcount] / recorder

diff --git a/recorder b/recorder
index b06e664..5d2525d 160000 (submodule)
--- a/recorder
+++ b/recorder
@@ -1 +1 @@
-Subproject commit b06e6649f54c4ab58cea812b96301dadbbd23b23
+Subproject commit 5d2525da0fc5ca061d7361cce5614ac53c1867eb