Merge pull request cupy#9052 from kmaehashi/bump-docker-v13.4.1

Bump to v13.4.1 in Dockerfile

Merge pull request cupy#8999 from kmaehashi/bump-docker-v13.4.0

[v13] Bump docker images for v13.4.0 release

Merge pull request cupy#8548 from kmaehashi/bump-docker-v13.3.0

[v13] Bump version in Dockerfile for v13.3.0

Merge pull request cupy#8376 from takagi/bump-dockerfile

Bump Dockerfile

Merge pull request cupy#8299 from takagi/bump-v13.1.0

Bump to v13.1.0

Merge pull request cupy#8125 from emcastillo/bump-dockerv13

[v13] Bump docker files to v13.0.0

Merge pull request cupy#8021 from kmaehashi/upgrade-guide

Add upgrade guide for v13

Merge pull request cupy#8023 from kmaehashi/bp-8021-v12-upgrade-guide

[backport] Add upgrade guide for v13

Merge pull request cupy#7794 from kmaehashi/bump-docker-v13.0.0b1

Bump version in Dockerfile to v13.0.0b1

Merge pull request cupy#7795 from kmaehashi/bump-docker-v12.2.0

[v12] Bump version in Dockerfile to v12.2.0