Make "minimal" pattern layout sw320dp

The minimal layout was sw400dp, but some smaller phones still have
enough space to display the icon and button decently, so we're
reducing the trigger threshold for the "minimal" layout to sw320dp.

Test: m -j RunSettingsRoboTests
Bug: 74527018
Change-Id: Ibfca1828870058301cca302554ce3d932c8ba70b

tests/robotests/src/com/android/settings/password/ChooseLockPatternTest.java

@@ -107,6 +107,7 @@ public class ChooseLockPatternTest {
         assertThat(drawable.getCreatedFromResId()).isEqualTo(R.drawable.ic_fingerprint_header);
     }
 
+    @Config(qualifiers = "sw300dp")
     @Test
     public void smallScreens_shouldHideIcon() {
         ChooseLockPattern activity = createActivity(true);

tests/robotests/src/com/android/settings/password/SetupChooseLockPatternTest.java

@@ -17,6 +17,7 @@
 package com.android.settings.password;
 
 import static com.google.common.truth.Truth.assertThat;
+
 import static org.robolectric.RuntimeEnvironment.application;
 
 import android.app.Activity;
@@ -46,10 +47,6 @@ import org.robolectric.annotation.Config;
 import org.robolectric.shadows.ShadowAlertDialog;
 import org.robolectric.shadows.ShadowPackageManager;
 import org.robolectric.util.ReflectionHelpers;
-import org.robolectric.util.ReflectionHelpers.ClassParameter;
-
-import java.util.Collections;
-import java.util.List;
 
 @RunWith(SettingsRobolectricTestRunner.class)
 @Config(shadows = {
@@ -89,7 +86,6 @@ public class SetupChooseLockPatternTest {
         assertThat(componentEnabled).isEqualTo(PackageManager.COMPONENT_ENABLED_STATE_ENABLED);
     }
 
-    @Config(qualifiers = "sw400dp")
     @Test
     public void selectPattern_shouldHideOptionsButton() {
         Button button = mActivity.findViewById(R.id.screen_lock_options);
@@ -114,6 +110,7 @@ public class SetupChooseLockPatternTest {
         assertThat(count).named("List items shown").isEqualTo(3);
     }
 
+    @Config(qualifiers = "sw300dp")
     @Test
     public void smallScreens_shouldHideScreenLockOptions() {
         Button button = mActivity.findViewById(R.id.screen_lock_options);