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;
         }