Fixes #5238 last synced button text not visible on light theme. (#5241)

* Changed the buttonMenuText color for the light theme so that text is visible on light background as well.

* Updated the release notes.

* Change file name of release notes

* Remove button varient from use last synced total and restore light theme
values to previous.

packages/desktop-client/src/components/accounts/Reconcile.tsx

@@ -184,7 +184,6 @@ export function ReconcileMenu({
               {format(lastSyncedBalance, 'financial')}
             </Text>
             <Button
-              variant="menu"
               onPress={() =>
                 setInputValue(format(lastSyncedBalance, 'financial'))
               }