sdl2-compat release 2.32.60+ds-3 for experimental

[dgit distro=debian split --quilt=gbp]
[dgit please-upload source=sdl2-compat version=2.32.60+ds-3 upstream-tag=upstream/2.32.60+ds upstream=6c7f5d935eda38726eb8ac50052eb71db19c6e8f]