CCA icon alternative text in English in the French interface "About" (WCAG SC 11.1.1.1)

[laurencechavet]

Describe the bug
A clear and concise description of what the bug is.
In the "About" window (à propos in French), the CCA icon alternative text in English in the French interface

Desktop (please complete the following information):

• OS: Windows 10 64 bits
• Version CCA 3.4.2

To Reproduce
Open the CCA in French, go in the menu "Analyseur de contraste des couleurs", choose "à propos de CCA". Listen with a text reader or use the Developer tools (Ctrl Shift I), the alternative text for the icon should be in French but is in English

Expected behavior
The alternative text for the icon is in French and read in French with an text reader

Screenshots

Additional context
N/A