FIxing could example

Signed-off-by: Emmanuel Hugonnet <[email protected]>

Author: ehsavoie

examples/cloud-deployment/server/src/main/java/io/a2a/examples/cloud/CloudAgentCardProducer.java

@@ -32,7 +32,7 @@ public AgentCard agentCard() {
                 .description("Demonstrates A2A multi-pod deployment with Kafka event replication, " +
                         "PostgreSQL persistence, and round-robin load balancing across Kubernetes pods")
                 .supportedInterfaces(Collections.singletonList(
-                        new AgentInterface("jsonrpc", agentUrl)))
+                        new AgentInterface("JSONRPC", agentUrl)))
                 .version("1.0.0")
                 .capabilities(new AgentCapabilities.Builder()
                         .streaming(true)