Fix search widget in the Budgets view ignoring user input
All Income and Expense categories were displayed in the Budgets view,
irrespective of what the user entered in the search widget.
This commit fixes budget category filtering.
BUG: 422480
FIXED-IN: 5.1.0
Signed-off-by: Robert Szczesiak <dev.rszczesiak@gmail.com>
(cherry picked from commit a6fd92a8c05d10a8f3c2790bbfbd6cee62683186)