android hikey-v2 & x15-v2: update cts package version to 8.1-r5

Change-Id: I9c8652755519ee9f9f0e25afd97f162c4dfe9849
Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>
diff --git a/android/hikey-v2/template-cts-part3-v8a.yaml b/android/hikey-v2/template-cts-part3-v8a.yaml
index 96aa78e..60f6d12 100644
--- a/android/hikey-v2/template-cts-part3-v8a.yaml
+++ b/android/hikey-v2/template-cts-part3-v8a.yaml
@@ -126,6 +126,6 @@
       path: automated/android/tradefed/tradefed.yaml
       params:
         TEST_PARAMS: "run cts-part3 --abi arm64-v8a --disable-reboot --skip-preconditions --skip-device-info"
-        TEST_URL: "http://testdata.linaro.org/cts/18.05/android-cts-8.1_r4-linux_x86-arm-linaro.zip"
+        TEST_URL: "http://testdata.linaro.org/cts/18.05/android-cts-8.1_r5-linux_x86-arm-linaro.zip"
         FAILURES_PRINTED: "300"
       name: cts-part3-v8a