`apt.llvm.org` builds are outdated

[firewave]

It appears no new builds have been published to apt.llvm.org for the past two weeks.

Get:1 https://apt.llvm.org/jammy llvm-toolchain-jammy-21/main amd64 clang-tidy-21 amd64 1:21.1.0~++20250811123346+6f5c887e557f-1~exp1~20250811123522.21 [2207 kB]

Get:1 https://apt.llvm.org/jammy llvm-toolchain-jammy/main amd64 clang-tidy-22 amd64 1:22~++20250812045236+544562ebc2bc-1~exp1~20250812165401.2598 [2226 kB]

[sylvestre]

yeah, some recent upstream changes broke it, i will try to fix it today or tomorrow