fix: date range input bug in newly created work experience

src/i18n/locales/en.json

@@ -435,7 +435,7 @@
       "defaultProject": {
         "company": "Tech Company Ltd.",
         "position": "Senior Frontend Engineer",
-        "date": "2020-Present",
+        "date": "2020 - Present",
         "details": "Responsible for core product development..."
       },
       "placeholders": {

src/i18n/locales/zh.json

@@ -392,7 +392,7 @@
       "defaultProject": {
         "company": "某科技有限公司",
         "position": "高级前端工程师",
-        "date": "2020-至今",
+        "date": "2020 - 至今",
         "details": "负责公司核心产品..."
       },
       "placeholders": {