Fixed a typo in RecyclerView javadoc.

Change-Id: I08c8c0593027659107ecc4c45fa45466bd061fb3
Signed-off-by: Wenxiang Qiu <vincentqiuuu@gmail.com>
diff --git a/v7/recyclerview/src/android/support/v7/widget/RecyclerView.java b/v7/recyclerview/src/android/support/v7/widget/RecyclerView.java
index 2812b03..d00730f 100644
--- a/v7/recyclerview/src/android/support/v7/widget/RecyclerView.java
+++ b/v7/recyclerview/src/android/support/v7/widget/RecyclerView.java
@@ -5390,7 +5390,7 @@
          *
          * <p>Becoming detached from the window is not necessarily a permanent condition;
          * the consumer of an Adapter's views may choose to cache views offscreen while they
-         * are not visible, attaching an detaching them as appropriate.</p>
+         * are not visible, attaching and detaching them as appropriate.</p>
          *
          * @param holder Holder of the view being detached
          */