Fix javadoc build

Change-Id: Ic8ecbffa86fa6c52a835248bbb7e61dc03de2b63
diff --git a/app/src/main/java/org/opencord/aaa/impl/AttPacketCustomizer.java b/app/src/main/java/org/opencord/aaa/impl/AttPacketCustomizer.java
index 1c23684..27b3478 100644
--- a/app/src/main/java/org/opencord/aaa/impl/AttPacketCustomizer.java
+++ b/app/src/main/java/org/opencord/aaa/impl/AttPacketCustomizer.java
@@ -16,7 +16,7 @@
 package org.opencord.aaa.impl;
 
 /**
- * AT&T specific RADIUS packet customization.
+ * AT&T specific RADIUS packet customization.
  *
  */
 public class AttPacketCustomizer extends SamplePacketCustomizer {