Update contest data

contests_all.json

@@ -1,5 +1,5 @@
 {
-  "generated_at": 1788875823,
+  "generated_at": 1788889963,
   "contests": [
     {
       "platform": "AtCoder",
@@ -25,30 +25,6 @@
       "status": "finished",
       "url": "https://uoj.ac/contest/113"
     },
-    {
-      "platform": "AtCoder",
-      "title": "ユニークビジョンプログラミングコンテスト2026 夏（AtCoder Regular Contest 226）",
-      "start_time": 1786276800,
-      "end_time": 1786284000,
-      "status": "finished",
-      "url": "https://atcoder.jp/contests/arc226"
-    },
-    {
-      "platform": "Codeforces",
-      "title": "Codeforces Round 1116 (Div. 1)",
-      "start_time": 1786286100,
-      "end_time": 1786295100,
-      "status": "finished",
-      "url": "https://codeforces.com/contests/2255"
-    },
-    {
-      "platform": "Codeforces",
-      "title": "Codeforces Round 1116 (Div. 2)",
-      "start_time": 1786286100,
-      "end_time": 1786295100,
-      "status": "finished",
-      "url": "https://codeforces.com/contests/2256"
-    },
     {
       "platform": "AtCoder",
       "title": "AtCoder Daily Training ALL 2026/08/10 16:00start",
@@ -1126,7 +1102,7 @@
       "title": "Educational Codeforces Round 194 (Rated for Div. 2)",
       "start_time": 1788878100,
       "end_time": 1788885300,
-      "status": "upcoming",
+      "status": "finished",
       "url": "https://codeforces.com/contests/2260"
     },
     {