Merge pull request #4 from fpapon/GERONIMO-6774

[GERONIMO-6774] Change ZipkinHttp init log trace from severe to info

geronimo-opentracing-common/src/main/java/org/apache/geronimo/microprofile/opentracing/common/microprofile/zipkin/ZipkinHttp.java

@@ -123,7 +123,7 @@ public Thread newThread(Runnable r) {
             ClientTracingRegistrar.configure(clientBuilder);
         }
         client = clientBuilder.build();
-        logger().severe("Zipkin http sender configured");
+        logger().info("Zipkin http sender configured");
     }
 
     private Logger logger() {