refactor: move modules from utils to types

[Silvanoc]

Move modules defining types rather than utilities from linkml_runtime.utils to linkml_runtime.types.

Part of refactoring proposed in issue linkml/linkml#2371

[codecov]

Codecov Report

Attention: Patch coverage is 60.86957% with 18 lines in your changes missing coverage. Please review.

Project coverage is 63.76%. Comparing base (9501812) to head (b60f1f9).

Files with missing lines	Patch %	Lines
linkml_runtime/linkml_model/datasets.py	0.00%	5 Missing ⚠️
linkml_runtime/linkml_model/validation.py	0.00%	5 Missing ⚠️
linkml_runtime/linkml_model/mappings.py	0.00%	3 Missing ⚠️
linkml_runtime/utils/permissiblevalueimpl.py	0.00%	3 Missing ⚠️
linkml_runtime/utils/schemaview.py	0.00%	1 Missing ⚠️
linkml_runtime/utils/yamlutils.py	50.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #396   +/-   ##
=======================================
  Coverage   63.76%   63.76%           
=======================================
  Files          63       63           
  Lines        8942     8942           
  Branches     2586     2586           
=======================================
  Hits         5702     5702           
  Misses       2631     2631           
  Partials      609      609           

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[Silvanoc]

Keeping it as Draft until issues on main are fixed and tests can succeed.