Bump astroid to 4.0.2, update changelog

[Pierre-Sassoulas]

What's New in astroid 4.0.2?

Release date: 2025-11-09

• Handle FunctionDef blockstart_tolineno edge cases correctly.

  Refs Handle FunctionDef blockstart_tolineno edge cases #2880

• Add HTTPMethod enum support to brain module for Python 3.11+.

  Refs E1101: Class 'HTTPMethod' has no '__members__' member (no-member) pylint#10624
  Closes HTTPMethod missing from astroid http brain #2877

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
⚠️ Please upload report for BASE (maintenance/4.0.x@d71bfac). Learn more about missing BASE report.

Additional details and impacted files

@@                 Coverage Diff                  @@
##             maintenance/4.0.x    #2882   +/-   ##
====================================================
  Coverage                     ?   93.37%           
====================================================
  Files                        ?       92           
  Lines                        ?    11158           
  Branches                     ?        0           
====================================================
  Hits                         ?    10419           
  Misses                       ?      739           
  Partials                     ?        0           

Flag	Coverage Δ
linux	93.24% <100.00%> (?)
pypy	93.37% <100.00%> (?)
windows	93.35% <100.00%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
astroid/__pkginfo__.py	100.00% <100.00%> (ø)
astroid/interpreter/_import/util.py	97.87% <ø> (ø)

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