icons: Fix multibyte utf-8 avatars from name
Some utf-8 names (eg: അ) are not shown right with cairo_show_text(). The documentation of cairo_show_text() says it’s a “toy” API. Let’s use pango for that.
Some utf-8 names (eg: അ) are not shown right with cairo_show_text(). The documentation of cairo_show_text() says it’s a “toy” API. Let’s use pango for that.