AVRO-2528: Exclude test resources from license check

(cherry picked from commit 94923cf2fb64ed56705ae6310d948a28a506a2f4)
diff --git a/pom.xml b/pom.xml
index a0a0288..9142dbf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -321,7 +321,7 @@
                 <exclude>lang/csharp/src/apache/perf/com/foo/*.cs</exclude>
                 <exclude>lang/csharp/src/apache/ipc/org/apache/avro/ipc/*.cs</exclude>
                 <exclude>lang/java/mapred/src/test/resources/org/apache/avro/mapreduce/mapreduce-test-input.txt</exclude>
-                <exclude>lang/java/mapred/src/test/resources/org/apache/avro/mapreduce/mapreduce-test-input.avro/_SUCCESS</exclude>
+                <exclude>lang/java/mapred/src/test/resources/org/apache/avro/mapreduce/mapreduce-test-input.avro/*</exclude>
                 <exclude>lang/java/protobuf/src/test/java/org/apache/avro/protobuf/noopt/Test.java</exclude>
                 <exclude>lang/java/protobuf/src/test/java/org/apache/avro/protobuf/multiplefiles/A.java</exclude>
                 <exclude>lang/java/protobuf/src/test/java/org/apache/avro/protobuf/multiplefiles/Foo.java</exclude>