Add websoket sample

spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-messaging/src/main/resources/application.yml

@@ -7,11 +7,6 @@ spring:
   sleuth:
     log:
       json:
-#        enabled: true
-
-logging:
-  pattern:
-    level: '%clr([trace=%X{X-Trace-Id:-},span=%X{X-Span-Id:-}]){yellow} %5p'
 
 sample:
   zipkin:

spring-cloud-sleuth-samples/spring-cloud-sleuth-sample-messaging/src/main/resources/logback.xml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<configuration>
-    <include resource="org/springframework/boot/logging/logback/base.xml"/>
-    <logger name="org.springframework.cloud.sleuth" level="DEBUG"/>
-    <root level="INFO">
-        <appender-ref ref="CONSOLE" />
-        <appender-ref ref="FILE" />
-    </root>
-</configuration>