feat: refactor the configuration view and implement the optional config for displaying timestamp in Log widget (#492)

src/locales/lang/en.ts

@@ -296,7 +296,7 @@ const msg = {
   return: "Return",
   isError: "Error",
   contentType: "Content Type",
-  content: "Timestamp - Content",
+  content: "Content",
   level: "Level",
   viewLogs: "View Logs",
   logsTagsTip: `Only tags defined in the core/default/searchableLogsTags are searchable.

src/locales/lang/zh.ts

@@ -293,7 +293,7 @@ const msg = {
   return: "返回",
   isError: "错误",
   contentType: "内容类型",
-  content: "时间戳 - 内容",
+  content: "内容",
   level: "Level",
   viewLogs: "查看日志",
   logsTagsTip: "只有core/default/searchableLogsTags中定义的标记才可搜索。查看配置词汇表页面上的更多详细信息。",