libyuv roll r1652 for new I422ToRGB565 function.

Change log: https://chromium.googlesource.com/libyuv/libyuv/+log/8cab2e31..fc02cc38
Full changes: https://chromium.googlesource.com/libyuv/libyuv/+/8cab2e31..fc02cc38

TEST=I422ToRGB565 unittests added and pass.
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Review-Url: https://codereview.chromium.org/2821153002
Cr-Commit-Position: refs/heads/master@{#465020}
diff --git a/DEPS b/DEPS
index a01479d..4d3e1447 100644
--- a/DEPS
+++ b/DEPS
@@ -241,7 +241,7 @@
     Var('chromium_git') + '/external/github.com/open-source-parsers/jsoncpp.git' + '@' + 'f572e8e42e22cfcf5ab0aea26574f408943edfa4', # from svn 248
 
   'src/third_party/libyuv':
-    Var('chromium_git') + '/libyuv/libyuv.git' + '@' + '8cab2e31d76246263206318f3568d452e7f3ff3e',  # from r1651
+    Var('chromium_git') + '/libyuv/libyuv.git' + '@' + 'fc02cc3806a394a6b887979ba74aa49955f3199b',  # from r1652
 
   'src/third_party/smhasher/src':
     Var('chromium_git') + '/external/smhasher.git' + '@' + 'e87738e57558e0ec472b2fc3a643b838e5b6e88f',