fix: Add missing properties files to payment pod to resolve placeholder exception

axhub-tool-payment/src/main/resources/application.properties

@@ -0,0 +1,10 @@
+server.port=8084
+spring.application.name=axhub-tool-other
+
+spring.profiles.active=local
+
+# Suppress Kafka Connection Logs
+logging.level.org.apache.kafka=ERROR
+
+# Auto Prefix Namespace
+mcp.namespace=other