Revert "Add dataFormat option to the datatables column definitions."

This reverts commit 6844245e9c.

framework/src/Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared/wwwroot/libs/abp/aspnetcore-mvc-ui-theme-shared/datatables/datatables-extensions.js

@@ -299,11 +299,6 @@
                     column.targets = i;
                 }
 
-                if (!column.render && column.dataFormat){
-                    var render = datatables.defaultRenderers[column.dataFormat];
-                    column.render = render ? render : ISOStringToDateTimeLocaleString(column.dataFormat);
-                }
-
                 if (column.rowAction) {
                     customizeRowActionColumn(column);
                 }
@@ -335,23 +330,18 @@
         }
     };
 
-    var ISOStringToDateTimeLocaleString = function (format) {
-        return function(data) {
-            var date = luxon
-                .DateTime
-                .fromISO(data, {
-                    locale: abp.localization.currentCulture.name
-                });
-            return format ? date.toLocaleString(format) : date.toLocaleString();
-        };
-    };
-
     datatables.defaultRenderers['date'] = function (value) {
-        return (ISOStringToDateTimeLocaleString())(value);
+        return luxon
+            .DateTime
+            .fromISO(value, { locale: abp.localization.currentCulture.name })
+            .toLocaleString();
     };
 
     datatables.defaultRenderers['datetime'] = function (value) {
-        return (ISOStringToDateTimeLocaleString(luxon.DateTime.DATETIME_SHORT))(value);
+        return luxon
+            .DateTime
+            .fromISO(value, { locale: abp.localization.currentCulture.name })
+            .toLocaleString(luxon.DateTime.DATETIME_SHORT);
     };
 
     /************************************************************************