grep: move later, after 'tournament'

bitfield · bitfield · commit dd199bdd0b95 · 2019-01-18T18:22:57.000Z
diff --git a/config.json b/config.json
@@ -1299,7 +1299,7 @@
       "slug": "grep",
       "uuid": "ec5dab72-dd96-4dce-8886-aff52a6eb090",
       "core": false,
-      "unlocked_by": "hamming",
+      "unlocked_by": "tournament",
       "difficulty": 4,
       "topics": [
         "algorithms",
