Only add quotes to channel name if required

Author: radcortez

extensions/smallrye-reactive-messaging-kafka/deployment/src/main/java/io/quarkus/smallrye/reactivemessaging/kafka/deployment/SmallRyeReactiveMessagingKafkaProcessor.java

@@ -124,8 +124,11 @@ private static List<String> getChannelProperties(String keySuffix, Config config
     static String channelPropertyFormat = "mp.messaging.%s.%s.%s";
 
     static String getChannelPropertyKey(String channelName, String propertyName, boolean incoming) {
-        return String.format(channelPropertyFormat, incoming ? "incoming" : "outgoing",
-                channelName.contains(".") ? "\"" + channelName + "\"" : channelName, propertyName);
+        if ((channelName.charAt(0) != '"' || channelName.charAt(channelName.length() - 1) != '"')
+                && channelName.contains(".")) {
+            channelName = "\"" + channelName + "\"";
+        }
+        return String.format(channelPropertyFormat, incoming ? "incoming" : "outgoing", channelName, propertyName);
     }
 
     @BuildStep