Update challenge progress dashboard

Author: Mingguriguri

_MonthlyChallenges/DASHBOARD.md

@@ -3,12 +3,12 @@
 ### 👉 그래프
 - **Mingguriguri**: 5개 ✅
 - **zaqquum**: 0개 ❌
-- **learntosurf**: 5개 ✅
+- **learntosurf**: 8개 ✅
 
 
 ### 👉 DP
 - **Mingguriguri**: 6개 ✅
 - **zaqquum**: 2개 ❌
-- **learntosurf**: 6개 ✅
+- **learntosurf**: 9개 ✅
 
 

_MonthlyChallenges/scoreboard.json

@@ -39,15 +39,21 @@
         4963,
         4567,
         5678,
-        6789
+        6789,
+        2776,
+        1654,
+        11663
       ],
       "DP": [
         14430,
         2342,
         2293,
         1234,
         2345,
-        3456
+        3456,
+        5582,
+        20542,
+        2343
       ],
       "achieved": {
         "그래프": true,