fix order of methods

Author: diegomarquezp

gax-java/gax-httpjson/src/test/java/com/google/api/gax/httpjson/testing/TestApiTracer.java

@@ -63,11 +63,6 @@ public AtomicBoolean getRetriesExhausted() {
     return retriesExhausted;
   }
 
-  @Override
-  public void attemptFailed(Throwable error, Duration delay) {
-    attemptsFailed.incrementAndGet();
-  }
-
   @Override
   public void attemptStarted(int attemptNumber) {
     attemptsStarted.incrementAndGet();
@@ -78,6 +73,11 @@ public void attemptStarted(Object request, int attemptNumber) {
     attemptsStarted.incrementAndGet();
   }
 
+  @Override
+  public void attemptFailed(Throwable error, Duration delay) {
+    attemptsFailed.incrementAndGet();
+  }
+
   @Override
   public void operationFailed(Throwable error) {
     operationFailed.set(true);