testing/ubuntu-archive-keyring: upgrade to 2023.11.28.1

https://launchpad.net/ubuntu/+source/ubuntu-keyring/2023.11.28.1

assigned to @fcolista

added 1 commit

• 78f7b317 - testing/ubuntu-archive-keyring: upgrade to 2023.11.28.1

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added 19 commits

• 78f7b317...219cde59 - 18 commits from branch alpine:master
• cf72ee7c - testing/ubuntu-archive-keyring: upgrade to 2023.11.28.1

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merged