licensing: publish byte-exact upstream LICENSE (MIT + Apache-2.0)

Replace MIT-only LICENSE.md with the byte-exact upstream Microsoft/MoGe LICENSE (MIT + Apache-2.0 dual text).

main: add variant moge_vits_normal_pal8.mlpackage

main: add variant moge_vits_normal_int4.mlpackage

main: add variant moge_vits_normal_int4_linearb32.mlpackage

main: add variant moge_vits_normal_int8.mlpackage

docs: refresh model card + provenance

docs: refresh model card + provenance

main: model card + default variant

main: model card + default variant

docs: refresh model card + provenance

docs: refresh model card + provenance

docs: refresh model card + provenance

main: model card + default variant

initial commit