Correct some spellings.

Test: mma
Change-Id: Icc49a4ee76f12d302ed18982d334f2f70b7263a8
diff --git a/update_attempter_android_unittest.cc b/update_attempter_android_unittest.cc
index 94452df..7d0daec 100644
--- a/update_attempter_android_unittest.cc
+++ b/update_attempter_android_unittest.cc
@@ -184,7 +184,7 @@
                   _))
       .Times(1);
 
-  // The first update fails after receving 50 bytes in total.
+  // The first update fails after receiving 50 bytes in total.
   update_attempter_android_.BytesReceived(30, 50, 200);
   update_attempter_android_.ProcessingDone(nullptr, ErrorCode::kError);
   EXPECT_EQ(