Fix recent projects menu directly after startup

We missed to initialize the recent projects menu when initializing.

Amends 77d7106b3a

Change-Id: Icd394d8500c5853a6195ab1868e20caed3f5f323
Reviewed-by: André Hartmann <aha_1980@gmx.de>

src/plugins/projectexplorer/projectexplorer.cpp

@@ -796,6 +796,7 @@ static void restoreRecentProjects(QtcSettings *s)
                 {FilePath::fromUserInput(filePaths.at(i)), displayNames.at(i), exists});
         }
     }
+    dd->updateRecentProjectMenu();
     dd->checkRecentProjectsAsync();
 }