Update tini v0.19.0
Update tini v0.19.0

full diff: https://github.com/krallin/tini/compare/v0.18.0...v0.19.0

Release notes:

- mipsel build
- include checksums in releases
- ppc64le alias for the ppc64el build

Signed-off-by: Sebastiaan van Stijn <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@gone.nl>

mahak/docker,dims/docker,mahak/docker,jimjag/docker,cpuguy83/docker,dims/docker,thaJeztah/docker,bearstech/moby,djs55/docker,nalind/docker,jameszhan/docker,nawawi/docker,trebonian/docker,Ramzec/docker,Ramzec/docker,justincormack/docker,ibuildthecloud/docker,ibuildthecloud/docker,gnailuy/docker,trebonian/docker,gnailuy/docker,dims/docker,nawawi/docker,flavio/docker,ibuildthecloud/docker,vdemeester/docker,moby/moby,cpuguy83/docker,jameszhan/docker,konstruktoid/docker-upstream,jimjag/docker,gnailuy/docker,cpuguy83/docker,thaJeztah/docker,jameszhan/docker,estesp/docker,flavio/docker,Mokolea/docker,cpuguy83/docker,paralin/docker,AkihiroSuda/docker,nalind/docker,konstruktoid/docker-1,nawawi/docker,ibuildthecloud/docker,nalind/docker,moby/moby,Mokolea/docker,moul/docker,justincormack/docker,AkihiroSuda/docker,Mokolea/docker,moby/moby,docker/docker,paralin/docker,djs55/docker,docker/docker,thaJeztah/docker,vdemeester/docker,moul/docker,konstruktoid/docker-1,yosifkit/docker,paralin/docker,nawawi/docker,yosifkit/docker,estesp/docker,moul/docker,mahak/docker,flavio/docker,Mokolea/docker,justincormack/docker,konstruktoid/docker-upstream,yosifkit/docker,trebonian/docker,flavio/docker,ibuildthecloud/docker,konstruktoid/docker-1,kojiromike/docker,AkihiroSuda/docker,moby/moby,bearstech/moby,moul/docker,Ramzec/docker,gnailuy/docker,jimjag/docker,estesp/docker,jthelin/docker,AkihiroSuda/docker,Ramzec/docker,mahak/docker,jthelin/docker,vdemeester/docker,kojiromike/docker,bearstech/moby,kojiromike/docker,bearstech/moby,konstruktoid/docker-upstream,konstruktoid/docker-upstream,trebonian/docker,nalind/docker,thaJeztah/docker,paralin/docker,yosifkit/docker,docker/docker,jimjag/docker,djs55/docker