New API: update_test_points_by_file()

[ansnfernand]

Checklist:

• Run unit tests and make sure they all pass
• Check and fix style errors
  - pre-commit command line check
  - Problems tab in PyCharm
• Bench test new/modified APIs by using and modifying the code in the example for the API method
• [] Add new classes to rst files, located at: \doc\source\api
• Generate documentation
• Verify the HTML. It gets generated at: \doc\build\html.
  - Open index.html
  - Click on "API Reference" at the top.
  - Verify HTML for API changes.
• Check that test code coverage is at least 80% when Sherlock is running and can be connected to using gRPC

[codecov]

Codecov Report

Attention: Patch coverage is 60.60606% with 13 lines in your changes missing coverage. Please review.

Project coverage is 57.42%. Comparing base (60894ac) to head (9991ab0).

Files	Patch %	Lines
src/ansys/sherlock/core/layer.py	50.00%	12 Missing ⚠️
src/ansys/sherlock/core/errors.py	88.88%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #315      +/-   ##
==========================================
+ Coverage   57.39%   57.42%   +0.02%     
==========================================
  Files          21       21              
  Lines        4016     4049      +33     
==========================================
+ Hits         2305     2325      +20     
- Misses       1711     1724      +13     

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