fix data (#11)

Data/DcDuty-English.json

@@ -1,6 +1,7 @@
 {
-  "version": "202102171",
+  "version": "202106101",
   "language": "English",
+  "displayLanguage": "English",
   "roulettes": {
     "1": "Leveling",
     "2": "Level 50/60/70 Dungeons",

Data/DcDuty-German.json

@@ -1,6 +1,7 @@
 {
-  "version": "202106061",
-  "language": "Deutsch",
+  "version": "202106101",
+  "language": "German",
+  "displayLanguage": "Deutsch",
   "roulettes": {
     "1": "Stufensteigerung",
     "2": "Stufe 50/60/70 Dungeons",

Data/DcDuty-Japanese.json

@@ -1,6 +1,7 @@
 {
-  "version": "202102171",
-  "language": "日本語",
+  "version": "202106101",
+  "language": "Japanese",
+  "displayLanguage": "日本語",
   "roulettes": {
     "1": "レベリング",
     "2": "レベル50・60・70ダンジョン",

Data/DcDuty-Korean.json

@@ -1,6 +1,7 @@
 {
-  "version": "202106051",
-  "language": "한국말",
+  "version": "202106101",
+  "language": "Korean",
+  "displayLanguage": "한국말",
   "roulettes": {
     "1": "레벨링",
     "2": "레벨 50/60/70 던전",