[clang] [clang-format] Add option AllowShortRecordsOnASingleLine (PR #154580)

[Tomáš Slanina via cfe-commits]

itzexpoexpo wrote:

Right, I see what you mean now, it also ignores explicitly specified `SplitEmptyRecords: true`. For now I'll open an issue and potentially look into making a PR.

https://github.com/llvm/llvm-project/pull/154580