Remove smallestScreenSize from configChanges

- Remove smallestScreenSize so Launcher activity restarts when screen size changes to pick up new smallestSize dependent values e.g. R.bool.allow_rotation

Bug: 180803696
Test: Ensure rotation preference is respected when switching between large and small screen

Change-Id: I58f856a97effa8e35236d013300181c5d332b25a
diff --git a/tests/AndroidManifest-common.xml b/tests/AndroidManifest-common.xml
index f243f27..744dee0 100644
--- a/tests/AndroidManifest-common.xml
+++ b/tests/AndroidManifest-common.xml
@@ -98,7 +98,7 @@
         <activity
             android:name="com.android.launcher3.testcomponent.TestLauncherActivity"
             android:clearTaskOnLaunch="true"
-            android:configChanges="keyboard|keyboardHidden|mcc|mnc|navigation|orientation|screenSize|screenLayout|smallestScreenSize"
+            android:configChanges="keyboard|keyboardHidden|mcc|mnc|navigation|orientation|screenSize|screenLayout"
             android:enabled="false"
             android:label="Test launcher"
             android:launchMode="singleTask"