update label

src/translations/en.json

@@ -246,7 +246,7 @@
   "mainlandIDCard": "Mainland ID card",
   "proCert": "Professional Practice Certificate",
   "idDocType": "Document Category",
-  "requireIdDocType": "Please enter the document type",
+  "requireIdDocType": "Please select the document type",
   "idDocNumber": "ID number",
   "requireIdDocNumber": "Please enter the document ID",
   "requiredNumberInQuote": "Please enter the numbers or letters in brackets",

src/translations/zh-CN.json

@@ -241,7 +241,7 @@
   "mainlandIDCard": "内地身份证",
   "proCert": "专业执业证书",
   "idDocType": "证件类别",
-  "requireIdDocType": "请输入证件类别",
+  "requireIdDocType": "请选择证件类别",
   "idDocNumber": "证件号码",
   "requireIdDocNumber": "请输入证件号码",
   "requiredNumberInQuote": "请输入括号内的数字或字母",

src/translations/zh-HK.json

@@ -246,7 +246,7 @@
   "mainlandIDCard": "內地身份證",
   "proCert": "專業執業證書",
   "idDocType": "證件類別",
-  "requireIdDocType": "請輸入證件類別",
+  "requireIdDocType": "請選擇證件類別",
   "idDocNumber": "證件號碼",
   "requireIdDocNumber": "請輸入證件號碼",
   "requiredNumberInQuote": "請輸入括號內的數字或字母",