Fix typo in doc string

The ExperimentalStateTrackerTest tests the ExperimentalStateTracker, not itself.

--
Change-Id: I182558bfa21881ae43e5c72161805c7045290551
Reviewed-on: https://bazel-review.googlesource.com/#/c/3260
MOS_MIGRATED_REVID=119149442
diff --git a/src/test/java/com/google/devtools/build/lib/runtime/ExperimentalStateTrackerTest.java b/src/test/java/com/google/devtools/build/lib/runtime/ExperimentalStateTrackerTest.java
index 6aacf84..c3c0a68 100644
--- a/src/test/java/com/google/devtools/build/lib/runtime/ExperimentalStateTrackerTest.java
+++ b/src/test/java/com/google/devtools/build/lib/runtime/ExperimentalStateTrackerTest.java
@@ -37,7 +37,7 @@
 import java.util.concurrent.TimeUnit;
 
 /**
- * Tests {@link ExperimentalStateTrackerTest}
+ * Tests {@link ExperimentalStateTracker}.
  */
 @RunWith(JUnit4.class)
 public class ExperimentalStateTrackerTest extends FoundationTestCase {