[autotest] rev the partner version of CTS to r7

BUG=b:63599808
TEST=manual inspection

Change-Id: I371c4849b7700f4ca49eddd8edabd72aa5751c9f
Reviewed-on: https://chromium-review.googlesource.com/574928
Reviewed-by: Keith Haddow <haddowk@chromium.org>
Reviewed-by: Rohit Makasana <rohitbm@chromium.org>
Commit-Queue: Keith Haddow <haddowk@chromium.org>
Tested-by: Keith Haddow <haddowk@chromium.org>
diff --git a/server/site_tests/cheets_CTS_N/cheets_CTS_N.py b/server/site_tests/cheets_CTS_N/cheets_CTS_N.py
index 588c257..33d8e76 100644
--- a/server/site_tests/cheets_CTS_N/cheets_CTS_N.py
+++ b/server/site_tests/cheets_CTS_N/cheets_CTS_N.py
@@ -28,8 +28,8 @@
 # Public download locations for android cts bundles.
 _DL_CTS = 'https://dl.google.com/dl/android/cts/'
 _CTS_URI = {
-    'arm': _DL_CTS + 'android-cts-7.1_r6-linux_x86-arm.zip',
-    'x86': _DL_CTS + 'android-cts-7.1_r6-linux_x86-x86.zip',
+    'arm': _DL_CTS + 'android-cts-7.1_r7-linux_x86-arm.zip',
+    'x86': _DL_CTS + 'android-cts-7.1_r7-linux_x86-x86.zip',
     'media': _DL_CTS + 'android-cts-media-1.3.zip',
 }