fix: aborting MAPDL

[germa89]

Description

Fix setting set_no_abort equals to None which makes that the default behaviour is to NOT set to not abort MAPDL.
This generates crashes when found few (or many) MAPDL errors.

Issue linked

Close #3809
Close #3447

Checklist

• I have visited and read Develop PyMAPDL.
• I have tested my changes locally
• I have added necessary documentation or updated existing documentation.
• I have followed the PyMAPDL coding style guidelines.
• I have added appropriate unit tests that also ensure the minimal coverage criteria.
• I have reviewed my changes before submitting this pull request.
• I have linked the issue or issues that are solved to the PR if any.
• I have assigned this PR to myself.
• I have marked this PR as draft if it is not ready to be reviewed yet.
• I have made sure that the title of my PR follows Commit naming conventions (e.g. feat: adding new MAPDL command)

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[germa89]

@pyansys-ci-bot LGTM.

[pyansys-ci-bot]

✅ Approving this PR because germa89 said so in here 😬

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.40%. Comparing base (16508b7) to head (4d5fc10).
Report is 5 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3812      +/-   ##
==========================================
- Coverage   88.44%   88.40%   -0.04%     
==========================================
  Files         187      187              
  Lines       14751    14752       +1     
==========================================
- Hits        13046    13041       -5     
- Misses       1705     1711       +6     

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