[Backport 6.6.x] update registries and fix docker login (#1265)

cherry picked
0a1fd77

Closes DINF-1271

### Test plan
CI

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Co-authored-by: Release Bot <107104610+sourcegraph-release-bot@users.noreply.github.com>
Co-authored-by: Warren Gifford <warrenbruceg@gmail.com>
Co-authored-by: Amp <amp@ampcode.com>

Author: 4 people