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

This reverts commit 05193415557b96f72540fafb9e22979d0a64b090.

Reason for revert: it breaks tests on Android TV

Bug: 129384856
Change-Id: Id88a48c1630731d7ef30c2261677f7369e47eb68
Fixes: 129599581
Test: none
diff --git a/tests/autofillservice/AndroidManifest.xml b/tests/autofillservice/AndroidManifest.xml
index 428403d..4dd2548 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" android:screenOrientation="portrait"/>
+        <activity android:name=".ViewAttributesTestActivity" />
         <activity android:name=".AuthenticationActivity" />
         <activity android:name=".ManualAuthenticationActivity" />
         <activity android:name=".CheckoutActivity" android:taskAffinity=".CheckoutActivity"/>