Update draws, retrain models and generate tips for May 22+26 draws

- Added missing 2026-05-22 and 2026-05-26 draws to AlleEurojackpotzahlen.csv
- Retroactive learning applied for both new draws (42 total cycles)
- Retrained RF and LSTM models on 955 draws
- Generated fresh tips: weekly_tips_20260528_091341.csv

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

data/generated_tips/generation_history.json

@@ -405,6 +405,20 @@
       "file": "weekly_tips_20260519_093017.csv",
       "avg_confidence": 0.47597948672799795,
       "avg_quality": 0.5941141824821975
+    },
+    {
+      "timestamp": "2026-05-19T13:45:39.737333",
+      "num_tips": 10,
+      "file": "weekly_tips_20260519_134539.csv",
+      "avg_confidence": 0.49394431934763094,
+      "avg_quality": 0.605360768481602
+    },
+    {
+      "timestamp": "2026-05-28T09:13:41.489560",
+      "num_tips": 10,
+      "file": "weekly_tips_20260528_091341.csv",
+      "avg_confidence": 0.5085910996509726,
+      "avg_quality": 0.6122512647691146
     }
   ]
 }