Fix flaky camel test (#1964)

Author: trask

instrumentation/apache-camel-2.20/javaagent/src/test/groovy/test/MulticastDirectCamelTest.groovy

@@ -51,20 +51,23 @@ class MulticastDirectCamelTest extends AgentTestRunner {
             "apache-camel.uri" "direct://input"
           }
         }
-        it.span(1) {
-          name "second"
+        // there is no strict ordering of "first" and "second" span
+        def indexOfFirst = span(1).name == "first" ? 1 : 2
+        def indexOfSecond = span(1).name == "second" ? 1 : 2
+        it.span(indexOfFirst) {
+          name "first"
           kind INTERNAL
           parentSpanId parent.span(0).spanId
           attributes {
-            "apache-camel.uri" "direct://second"
+            "apache-camel.uri" "direct://first"
           }
         }
-        it.span(2) {
-          name "first"
+        it.span(indexOfSecond) {
+          name "second"
           kind INTERNAL
           parentSpanId parent.span(0).spanId
           attributes {
-            "apache-camel.uri" "direct://first"
+            "apache-camel.uri" "direct://second"
           }
         }
       }