Make sure the CoroSplitter pass correctly handles `#dbg_declare_value` intrinsics. Which means, it should identify them, and convert them to `#dbg_declares` so that any subsequent passes do not need to be amended to support the `#dbg_declare_value` intrinsic. More information here: https://discourse.llvm.org/t/rfc-introduce-new-llvm-dbg-coroframe-entry-intrinsic/88269 This patch is the second and last in a stack of patches, with the one preceding it being: https://github.com/llvm/llvm-project/pull/168132