root: upgraded brand icons and banners

Thanks to Inkscape 1.4, it's time to update the current ugly
icons and banners to match the latest facilities. Hence, let's
do this.

This patch upgrades the brand icons and banners in root repository.

Co-authored-by: Shuralyov, Jean <jean.shuralyov@proton.me>
Co-authored-by: Galyna, Cory <cory.galyna@gmail.com>
Co-authored-by: (Holloway) Chew, Kean Ho <me@hollowaykeanho.com>
Signed-off-by: (Holloway) Chew, Kean Ho <me@hollowaykeanho.com>

Author: 3 people