Fix @Deprecated tag (no value until JDK 9)
diff --git a/lang/java/avro/src/main/java/org/apache/avro/Schema.java b/lang/java/avro/src/main/java/org/apache/avro/Schema.java
index ce9d778..ff603cd 100644
--- a/lang/java/avro/src/main/java/org/apache/avro/Schema.java
+++ b/lang/java/avro/src/main/java/org/apache/avro/Schema.java
@@ -398,7 +398,8 @@
    * @param referencedSchemas referenced schemas
    * @param pretty            if true, pretty-print JSON.
    */
-  @Deprecated("Use at your own risk. This method should be removed with AVRO-2832.")
+  // Use at your own risk. This method should be removed with AVRO-2832.
+  @Deprecated
   public String toString(Collection<Schema> referencedSchemas, boolean pretty) {
     Schema.Names names = new Schema.Names();
     if (referencedSchemas != null) {