datahub

Merge pull request #8264 from berkeley-dsep-infra/update-data8-image-tag-800a74129e55

update data8 image tag to 800a74129e55

Merge pull request #8263 from berkeley-dsep-infra/update-data100-image-tag-583857c00b57

update data100 image tag to 583857c00b57

Merge pull request #8259 from yijunge-ucb/DH-686