Update build.yml for 2026S secrets

Author: BattiestStone4

.github/workflows/build.yml

@@ -77,7 +77,7 @@ jobs:
 
           score_json=$(jq -n \
             --arg channel github \
-            --argjson courseId ${{ secrets.RCORE_2025_AUTUMN_COURSE_ID }} \
+            --argjson courseId ${{ secrets.RCORE_2026_SPRING_COURSE_ID }} \
             --arg name ${{ github.actor }} \
             --argjson score $score \
             --argjson totalScore 500 \
@@ -86,7 +86,7 @@ jobs:
           response=$(curl -X POST ${{ secrets.COURSE_POST_API }} \
             -H "accept: application/json;charset=utf-8" \
             -H "Content-Type: application/json" \
-            -H "token: ${{ secrets.RCORE_2025_AUTUMN_TOKEN }}" \
+            -H "token: ${{ secrets.RCORE_2026_SPRING_TOKEN }}" \
             -d "$score_json" \
             -v)