en to fr translation catalogue (3 entries)

[ctx: The label of the styles dropdown button in the toolbar displayed when multiple styles are currently active.]
en: Multiple styles
fr: Styles multiples

[ctx: The label of the group in the styles dropdown containing styles applicable to blocks only (paragraphs, headings, etc.).]
en: Block styles
fr: Styles de bloc

[ctx: The label of the group in the styles dropdown containing inline applicable to text only.]
en: Text styles
fr: Styles de texte
