Merge pull request #1948 from xlsynth:cdleary/2025-02-22-fix-helpers-…

Reorganize clone_nodes_into_block_handler into its own cc_library.

PiperOrigin-RevId: 731100573

Update .clang-tidy to remove non-relevant checks.

Some might be better handled with clang's internal lifetime annotations,
others might create suggestions that might be buggy.

PiperOrigin-RevId: 731035137

[cleanup] Depend directly on graph.h, not the deprecated ebert_graph.h

PiperOrigin-RevId: 730643865

Remove python3-distutils, update libtinfo5->6.

Ubuntu packages are being rearranged.

Fixes google/xls#1912.

PiperOrigin-RevId: 730615490

Merge pull request #1854 from schilkp:schilkp/mlir_next_value_typing

PiperOrigin-RevId: 716087352

Integrate LLVM at llvm/llvm-project@19032bfe87fa

Updates LLVM usage to match
[19032bfe87fa](https://github.com/llvm/llvm-project/commit/19032bfe87fa)

PiperOrigin-RevId: 715618533

Descriptive error for returns from sub-block functions,

which are not yet implemented.

PiperOrigin-RevId: 715065102

[xls][mlir] Enable populating codegen metrics.

Plumb through callback to enable populating using the returned package and BlockMetricsProto.

PiperOrigin-RevId: 714680081

Fix the type info for elements of arrays and tuples in type_system_v2.

In a case like `const X: u32[3] = [1, 2, 3]`, we were previously allowing the literals in the array to just assume the unified RHS element type of u2, only factoring the LHS into the overall type of [1, 2, 3].

PiperOrigin-RevId: 714263472