tutorial: Add Cosserat plugin dependency and clean up imports

- Add RequiredPlugin for Cosserat in tuto_1.py and tuto_2.py
- Fix import order and formatting in tuto_2.py and tuto_3.py
- Remove trailing spaces in comments

feat: Add HookeSeratPCS force fields and mappings

- Add HookeSeratPCSForceField for both rigid and standard implementations
- Add BaseHookeSeratPCSMapping components
- Update existing BeamHookeLaw force fields
- Modify BaseCosseratMapping and SE3 implementations

Merge pull request SofaDefrost#155 from SofaDefrost/EulalieCoevoet-pa…

…tch-1

[ci] adds nightly build and changes to macos-14

[ci] adds nightly builds

rename doSetup & doTeardDown to keep change in sofa

[Cleanup] Remove redundant factory registration comments in Cosserat …

…module

Eliminated verbose comments detailing factory registration steps across
multiple files in the Cosserat module.
Simplified namespace declarations and cleaned up extraneous formatting.
Improved code readability by removing outdated or redundant commentary.
This commit does not affect the functionality of the module but enhances
maintainability by reducing clutter.

[CI] Update workflow to match branch name

Update scene completDirectNeedleInsertion (SofaDefrost#144)

Merge branch 'master' into update_python_prefabs

Refactor PCS_Example3.py: Remove unused code, fix variable names, and…

… rename file

- Renamed `wip/PCS_Example3.py` to `PCS_Example3.py` for clarity and
organization.
- Removed commented-out and unused code for better readability.
- Fixed variable name `force` to `forces` and corrected index handling
in `ForceController`.
- Adjusted references from `nonLinearCosserat` to `PCS_Cosserat`.