fix(column): data type binding

Author: damyanpetev

src/IgniteUI.Blazor.GridLite/IgbGridLiteColumn.razor

@@ -3,7 +3,7 @@
 <igc-grid-lite-column 
     field="@Field"
     header="@Header"
-    data-type="@(DataType?.ToString().ToLower())"
+    dataType="@(DataType?.ToString().ToLower())"
     width="@Width"
     hidden="@(Hidden ? "true" : null)"
     resizable="@(Resizable ? "true" : null)"