Add entry point for conversation settings

Test: manually launch to this screen
Bug: 155490513
Change-Id: I2f88ef6dc05f04249f516b60680a55d1f26841f1
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index f5494fa..985b075 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -157,6 +157,7 @@
     public static class ZenModeEventRuleSettingsActivity extends SettingsActivity { /* empty */ }
     public static class SoundSettingsActivity extends SettingsActivity { /* empty */ }
     public static class ConfigureNotificationSettingsActivity extends SettingsActivity { /* empty */ }
+    public static class ConversationListSettingsActivity extends SettingsActivity { /* empty */ }
     public static class AppBubbleNotificationSettingsActivity extends SettingsActivity { /* empty */ }
     public static class NotificationAssistantSettingsActivity extends SettingsActivity{ /* empty */ }
     public static class NotificationAppListActivity extends SettingsActivity { /* empty */ }
diff --git a/src/com/android/settings/core/gateway/SettingsGateway.java b/src/com/android/settings/core/gateway/SettingsGateway.java
index fea32cf..c9884f1 100644
--- a/src/com/android/settings/core/gateway/SettingsGateway.java
+++ b/src/com/android/settings/core/gateway/SettingsGateway.java
@@ -121,6 +121,7 @@
 import com.android.settings.notification.app.AppBubbleNotificationSettings;
 import com.android.settings.notification.app.AppNotificationSettings;
 import com.android.settings.notification.app.ChannelNotificationSettings;
+import com.android.settings.notification.app.ConversationListSettings;
 import com.android.settings.notification.history.NotificationStation;
 import com.android.settings.notification.zen.ZenAccessSettings;
 import com.android.settings.notification.zen.ZenModeAutomationSettings;
@@ -243,6 +244,7 @@
             PhysicalKeyboardFragment.class.getName(),
             ZenModeSettings.class.getName(),
             SoundSettings.class.getName(),
+            ConversationListSettings.class.getName(),
             ConfigureNotificationSettings.class.getName(),
             ChooseLockPassword.ChooseLockPasswordFragment.class.getName(),
             ChooseLockPattern.ChooseLockPatternFragment.class.getName(),