dropdown,input elements have been updated to grasp screenreaderconten… (#1440)

* dropdown,input elements have been updated to grasp screenreadercontent for all the elements

* Update EntityValue.tsx

* Update TableEntity.tsx

* Update AddTableEntityPanel.tsx

* entityvalue.tsx has been removed from tsconfig.strict file since the changes for the files are not getting compiled

src/Common/EntityValue.tsx

@@ -1,5 +1,6 @@
 import { DatePicker, TextField } from "@fluentui/react";
 import React, { FunctionComponent } from "react";
+import { attributeValueLabel } from "../Explorer/Panes/Tables/Validators/EntityTableHelper";
 
 export interface TableEntityProps {
   entityValueLabel?: string;
@@ -58,6 +59,7 @@ export const EntityValue: FunctionComponent<TableEntityProps> = ({
       placeholder={entityValuePlaceholder}
       value={typeof entityValue === "string" ? entityValue : ""}
       onChange={onEntityValueChange}
+      ariaLabel={attributeValueLabel}
     />
   );
 };