Logs: cleaned up warnings because of duplicate keys in context menu

Summary: In dev build there were tons of warnings on opening table context menu, because some items had same keys. This diff fixes that by differentiating item keys.

Reviewed By: mweststrate

Differential Revision: D33277520

fbshipit-source-id: aca2fa2f1163a2b6782be0ca4c5baebdecc5acd5

desktop/flipper-plugin/src/ui/data-table/TableContextMenu.tsx

@@ -111,7 +111,7 @@ export function tableContextMenuFactory<T>(
         </Item>
         {lib.isFB && (
           <Item
-            key="createPaste"
+            key="createPasteJSON"
             disabled={!hasSelection}
             onClick={() => {
               const items = getSelectedItems(datasource, selection);
@@ -131,7 +131,7 @@ export function tableContextMenuFactory<T>(
         disabled={!hasSelection}>
         {visibleColumns.map((column, idx) => (
           <Item
-            key={column.key ?? idx}
+            key={'copy cell' + (column.key ?? idx)}
             onClick={() => {
               const items = getSelectedItems(datasource, selection);
               if (items.length) {
@@ -147,7 +147,7 @@ export function tableContextMenuFactory<T>(
       <Menu.Divider />
       <SubMenu title="Visible columns" key="visible columns">
         {columns.map((column, idx) => (
-          <Menu.Item key={column.key ?? idx}>
+          <Menu.Item key={'visible column ' + (column.key ?? idx)}>
             <Checkbox
               checked={column.visible}
               onClick={(e) => {