Place the "Don't show this message again" checkbox to the left of it. (#15434)
Fixes #15426
Summary of the issue:
The "Don't show this message again" checkbox in the "Add-on Store Warning" dialogue box should be on the left side of its label, but is currently on the right side of its label.
Description of user facing changes
Visually the "Don't show this message again" checkbox is located to the left of its label.
Description of development approach
Change the way to add CheckBox from addLabeledControl to addItem to be consistent with other GUIs.