Fixes ItemList::is_same_column_width() return type

scene/gui/item_list.cpp

@@ -339,7 +339,7 @@ void ItemList::set_same_column_width(bool p_enable) {
 	update();
 	shape_changed = true;
 }
-int ItemList::is_same_column_width() const {
+bool ItemList::is_same_column_width() const {
 
 	return same_column_width;
 }

scene/gui/item_list.h

@@ -169,7 +169,7 @@ public:
 	int get_fixed_column_width() const;
 
 	void set_same_column_width(bool p_enable);
-	int is_same_column_width() const;
+	bool is_same_column_width() const;
 
 	void set_max_text_lines(int p_amount);
 	int get_max_text_lines() const;