WU Quick Repair Select all button

Add a button in the quick repair screen to select all vehicles checkboxes.

"I have another Wish List Request. I would love to have it to where there is a button to choose all vehicles instead of one by one.

We use this to enter end month meters & what fluids the Fluid Checkers put in the vehicles over the month."

Imported from [WISH-229] WU Quick Repair Select all button