update SSHD version

Author: thjaeckle

bom/pom.xml

@@ -39,7 +39,7 @@
         <ssl-config-core.version>0.6.1</ssl-config-core.version>
         <kafka-client.version>3.9.0</kafka-client.version>
         <hivemq-mqtt-client.version>1.3.5</hivemq-mqtt-client.version>
-        <sshd.version>2.9.2</sshd.version>
+        <sshd.version>2.15.0</sshd.version>
         <eddsa.version>0.3.0</eddsa.version>
         <lz4-java.version>1.8.0</lz4-java.version>