remove excess bot options

lib/pangea/widgets/conversation_bot/conversation_bot_mode_select.dart

@@ -16,11 +16,11 @@ class ConversationBotModeSelect extends StatelessWidget {
     final Map<String, String> options = {
       "discussion":
           L10n.of(context)!.conversationBotModeSelectOption_discussion,
-      "custom": L10n.of(context)!.conversationBotModeSelectOption_custom,
-      "conversation":
-          L10n.of(context)!.conversationBotModeSelectOption_conversation,
-      "text_adventure":
-          L10n.of(context)!.conversationBotModeSelectOption_textAdventure,
+      // "custom": L10n.of(context)!.conversationBotModeSelectOption_custom,
+      // "conversation":
+      //     L10n.of(context)!.conversationBotModeSelectOption_conversation,
+      // "text_adventure":
+      //     L10n.of(context)!.conversationBotModeSelectOption_textAdventure,
     };
 
     return Padding(