648b49 add chameleon-2.0 submodule

Authored and Committed by Christian Boltz 3 years ago
    add chameleon-2.0 submodule
    
    Also update chameleon submodule to follow the rename from
    opensuse-theme-chameleon to just chameleon
    
    Both changes mirror the changes in static.o.o .gitmodules from
    https://github.com/openSUSE/static.opensuse.org/pull/6