Fix back reference in KeepAnnotatedMemberTest

Change-Id: I4ba65339ab1dc308e0ee399278d6a48ded603e68
diff --git a/src/test/java/com/android/tools/r8/shaking/KeepAnnotatedMemberTest.java b/src/test/java/com/android/tools/r8/shaking/KeepAnnotatedMemberTest.java
index 33dfbaf..926b2c0 100644
--- a/src/test/java/com/android/tools/r8/shaking/KeepAnnotatedMemberTest.java
+++ b/src/test/java/com/android/tools/r8/shaking/KeepAnnotatedMemberTest.java
@@ -279,7 +279,7 @@
                     + " *** *(...); } "
                     + "-keep class <1> { @"
                     + PRESENT_ANNOTATION
-                    + " *** <2>(...); }")
+                    + " <2> <3>(...); }")
             .addDontWarnGoogle()
             .addDontWarnJavaxNullableAnnotation()
             .apply(this::configureHorizontalClassMerging)