Fix connector logging bug: dereference pointer to show actual value

The connector variable is a *string from flag.String(), but the logger
was printing the pointer address instead of the actual string value.
This fixes the log output to show 'connector=nixlv2' instead of
'connector=0xc00012a1e0'.

Author: sallyom

cmd/llm-d-routing-sidecar/main.go

@@ -53,14 +53,15 @@ func main() {
 	ctx := signals.SetupSignalHandler(context.Background())
 	logger := klog.FromContext(ctx)
 
+
 	if *connector != proxy.ConnectorNIXLV1 && *connector != proxy.ConnectorNIXLV2 && *connector != proxy.ConnectorLMCache {
 		logger.Info("Error: --connector must either be 'nixl', 'nixlv2' or 'lmcache'")
 		return
 	}
 	if *connector == proxy.ConnectorNIXLV1 {
 		logger.Info("Warning: nixl connector is deprecated and will be removed in a future release in favor of --connector=nixlv2")
 	}
-	logger.Info("p/d connector validated", "connector", connector)
+	logger.Info("p/d connector validated", "connector", *connector)
 
 	// Determine namespace and pool name for SSRF protection
 	if *enableSSRFProtection {