Bump branch/3.4.x to 3.4.1.

[wmaxey]

Bumps release branch patch version.

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ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Enterprise

Run ID: 35d30249-6885-4ca8-b26e-3423a089f6ac

📥 Commits

Reviewing files that changed from the base of the PR and between a5630ac and 4fe2a25.

📒 Files selected for processing (9)

• cccl-version.json
• cub/cub/version.cuh
• lib/cmake/cccl/cccl-config-version.cmake
• lib/cmake/cub/cub-config-version.cmake
• lib/cmake/cudax/cudax-config-version.cmake
• lib/cmake/libcudacxx/libcudacxx-config-version.cmake
• lib/cmake/thrust/thrust-config-version.cmake
• libcudacxx/include/cuda/std/__cccl/version.h
• thrust/thrust/version.h

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📝 Walkthrough

Summary by CodeRabbit

• Chores
  • Updated version metadata across the project to reflect patch release 3.4.1.
  • Synchronized package and compile-time version values so tools and integrations report the same updated release number.
  • No functional behavior changes were included.

Walkthrough

This PR bumps the CCCL patch version from 3.4.0 to 3.4.1 across version macros in C++ headers (CUB, Thrust, libcudacxx), CMake config-version files (cccl, cub, cudax, libcudacxx, thrust), and the cccl-version.json metadata file.

Changes

Version Bump

Layer / File(s)	Summary
Compile-time version macros libcudacxx/include/cuda/std/__cccl/version.h, cub/cub/version.cuh, thrust/thrust/version.h	CCCL_VERSION, CUB_VERSION, and THRUST_VERSION macros incremented from x004000 to x004001.
CMake package version variables lib/cmake/cccl/cccl-config-version.cmake, lib/cmake/cub/cub-config-version.cmake, lib/cmake/cudax/cudax-config-version.cmake, lib/cmake/libcudacxx/libcudacxx-config-version.cmake, lib/cmake/thrust/thrust-config-version.cmake	VERSION_PATCH variables changed from 0 to 1 in each package's config-version cmake file.
Version metadata cccl-version.json	full and patch fields updated to reflect 3.4.1.

Compact metadata: 9 files changed, +9/-9 lines, low review effort.

Related issues: None specified.

Related PRs: None specified.

Suggested labels: release, version-bump

Suggested reviewers: None specified.

suggestion: consider verifying CI/release automation consumes these bumped values consistently before merging.

Poem
A patch, a hop, a version's climb,
Zero to one, right on time,
Macros, cmake, JSON too,
All in sync at three-four-one-plus-one anew.

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[wmaxey]

/ok to test 4fe2a25

[github-actions]

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