srs: log results from #209 [skip ci]

.github/srs/srs.json

@@ -402,13 +402,18 @@
       "difficulty": "easy",
       "set": "core",
       "solved_on": "2026-08-24",
-      "stage": "+2",
-      "next_review": "2026-08-26",
+      "stage": "+5",
+      "next_review": "2026-08-29",
       "history": [
         {
           "date": "2026-08-24",
           "kind": "first",
           "result": "pass"
+        },
+        {
+          "date": "2026-08-24",
+          "kind": "review",
+          "result": "pass"
         }
       ]
     },