Maintenance updates

[scaramallion]

• Update transfer syntax UIDs and SOP classes to 2025b version of the DICOM Standard
• Add __all__ to __init__ and status (closes Explicitly export status categories #989)
• Update type hints

Tasks

• Unit tests added that reproduce issue or prove feature is working
• Fix or feature added
• Documentation and examples updated (if relevant)
• Unit tests passing and coverage at 100% after adding fix/feature
• Type annotations updated and passing with mypy

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (c22be4b) to head (f24b364).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #991   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           28        28           
  Lines         8709      8709           
=========================================
  Hits          8709      8709           

Files with missing lines	Coverage Δ
pynetdicom/__init__.py	100.00% <100.00%> (ø)
pynetdicom/_config.py	100.00% <100.00%> (ø)
pynetdicom/_globals.py	100.00% <ø> (ø)
pynetdicom/_handlers.py	100.00% <100.00%> (ø)
pynetdicom/_validators.py	100.00% <100.00%> (ø)
pynetdicom/_version.py	100.00% <100.00%> (ø)
pynetdicom/acse.py	100.00% <100.00%> (ø)
pynetdicom/ae.py	100.00% <100.00%> (ø)
pynetdicom/dimse.py	100.00% <100.00%> (ø)
pynetdicom/dimse_messages.py	100.00% <100.00%> (ø)
... and 12 more

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