[Cherry-pick into swift/release/6.1] [lldb] Expose structured errors in SBError (#120784)#9784

adrian-prantl merged 2 commits intoswiftlang:swift/release/6.1swiftlang/llvm-project:swift/release/6.1from

adrian-prantl:cherry-pick-swift-release-6.1-lldb-Expose-structured-errors-in-SBError-120784adrian-prantl/llvm-project:cherry-pick-swift-release-6.1-lldb-Expose-structured-errors-in-SBError-120784Copy head branch name to clipboard