Update metadata and markdown after harvest

Author: MishkatIT

submissions/.harwest_timestamps.json

@@ -5,8 +5,8 @@
     "timestamp": 1771089931
   },
   "Codeforces": {
-    "formatted_time": "2026-03-29 23:29:53",
-    "new_submissions_count": 6,
-    "timestamp": 1774805393
+    "formatted_time": "2026-04-01 23:51:37",
+    "new_submissions_count": 1,
+    "timestamp": 1775065897
   }
 }