Todo: Initialize IconType in Keyword

Change-Id: I15bad1448d4b2ae6fe13b6420633bc7407eedd61
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/plugins/todo/keyword.h

@@ -42,7 +42,7 @@ public:
     Keyword();
 
     QString name;
-    IconType iconType;
+    IconType iconType = IconType::Info;
     QColor color;
     bool equals(const Keyword &other) const;
 };