Update org.kde.tokodon.desktop - sed -i 's/SocialMedia/X-SocialMedia/g'

Hello, I didn't see "SocialMedia" in list and it makes error when I create RPM package while I check via "desktop-file-validate"

Sources:

https://specifications.freedesktop.org/menu-spec/latest/apa.html

https://specifications.freedesktop.org/menu-spec/latest/apa.html#main-category-registry

https://specifications.freedesktop.org/menu-spec/latest/apas02.html

Thank you.