feat: adding check_has_mapdl

[germa89]

Description

Adding check_has_mapdl function.

Issue linked

NA

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]

To merge before #3573

[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 86.98%. Comparing base (853daba) to head (5b0e3b3).
Report is 6 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3576      +/-   ##
==========================================
+ Coverage   86.93%   86.98%   +0.04%     
==========================================
  Files         187      187              
  Lines       14616    14623       +7     
==========================================
+ Hits        12707    12720      +13     
+ Misses       1909     1903       -6     

[germa89]

Since we merged #3268 the tests take way longer...