Add/remove collection buttons not translated

[andrewn]

Nature of issue?

• Found a bug

Details about the bug:

• Web browser and version:
• Operating System: All
• Steps to reproduce this bug:

1. Open a saved sketch
2. Switch to Spanish language
3. Select Archivo -> Agregar a colección

The add/remove buttons should have translated ARIA labels, but they don't (see screenshot below).

[andrewn]

This is tested with PR #1569 too.

[oruburos]

Hi, I've submitted a patch for this issue, now these are values when I inspect them

English

Spanish