rename master levels

scripts/get-kanji-level.ts

@@ -114,7 +114,7 @@ export async function repairBeyond() {
     } else if (level < 76) {
       category = '71-75: 極度 BEYOND';
     } else {
-      category = '76+: 名人 MASTERY';
+      category = '76+: 熟達 MASTERY';
     }
 
     const catMap = levelMap[category] || {};