tracks/haskell/config.json in trackler-2.1.0.48 vs tracks/haskell/config.json in trackler-2.1.0.49

@@ -344,9 +344,15 @@
       "topics": [
         "Refactoring"
       ]
     },
     {
+      "slug": "spiral-matrix",
+      "difficulty": 5,
+      "topics": [
+      ]
+    },
+    {
       "slug": "custom-set",
       "difficulty": 5,
       "topics": [
         "Define type",
         "Library reimplementation"