Update CtsAutoFillServiceTestCases to prevent test app in landscape mode will cause android.autofillservice.cts.ViewAttributesTest#checkViewLocationInAssistStructure failed

Due to in landscape mode, screen height is not enough to show outerview to cause it’s height is not enough then test failed

Test:
1. make CtsAutoFillServiceTestCases –j4
2. Replace CtsAutoFillServiceTestCases.apk in android-cts/testcases/
3. ./android-cts/tools/cts-tradefed
4. run cts -m CtsAutoFillServiceTestCases

Bug: 129384856
Change-Id: I9dfb132455d8de04efbb69bc482904125ea6f445
diff --git a/tests/autofillservice/AndroidManifest.xml b/tests/autofillservice/AndroidManifest.xml
index 4dd2548..428403d 100644
--- a/tests/autofillservice/AndroidManifest.xml
+++ b/tests/autofillservice/AndroidManifest.xml
@@ -43,7 +43,7 @@
                   android:theme="@style/MyAutofilledHighlight"/>
         <activity android:name=".LoginWithStringsActivity" />
         <activity android:name=".WelcomeActivity" android:taskAffinity=".WelcomeActivity"/>
-        <activity android:name=".ViewAttributesTestActivity" />
+        <activity android:name=".ViewAttributesTestActivity" android:screenOrientation="portrait"/>
         <activity android:name=".AuthenticationActivity" />
         <activity android:name=".ManualAuthenticationActivity" />
         <activity android:name=".CheckoutActivity" android:taskAffinity=".CheckoutActivity"/>