Fix lock pattern is truncated during SUW in folded state

Remove the bottom margin of the header view.

Bug: 285290323
Test: 1. Go through SUW
      2. Select lock pattern
      3. Check if UI truncated
Test: m RunSettingsRoboTests ROBOTEST_FILTER=
      com.android.settings.password.SetupChooseLockPatternTest
Change-Id: I48ac3d897e6b876bd7a1c325cc4a5e797e140da2

src/com/android/settings/password/SetupChooseLockPattern.java

@@ -90,6 +90,12 @@ public class SetupChooseLockPattern extends ChooseLockPattern {
             }
             // Show the skip button during SUW but not during Settings > Biometric Enrollment
             mSkipOrClearButton.setOnClickListener(this::onSkipOrClearButtonClick);
+
+            final View headerView = view.findViewById(R.id.sud_layout_header);
+            final ViewGroup.MarginLayoutParams lp =
+                    (ViewGroup.MarginLayoutParams) headerView.getLayoutParams();
+            lp.bottomMargin = 0;
+            view.setLayoutParams(lp);
             return view;
         }
 

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

@@ -28,6 +28,7 @@ import android.content.res.Resources;
 import android.os.UserHandle;
 import android.util.TypedValue;
 import android.view.View;
+import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.TextView;
 
@@ -114,6 +115,14 @@ public class SetupChooseLockPatternTest {
         assertThat(button.getVisibility()).isEqualTo(View.VISIBLE);
     }
 
+    @Test
+    public void headerView_noBottomMargin() {
+        final View header = mActivity.findViewById(R.id.sud_layout_header);
+        final ViewGroup.MarginLayoutParams lp =
+                (ViewGroup.MarginLayoutParams) header.getLayoutParams();
+        assertThat(lp.bottomMargin).isEqualTo(0);
+    }
+
     private void verifyScreenLockOptionsShown() {
         final Button button = mActivity.findViewById(R.id.screen_lock_options);
         assertThat(button).isNotNull();