Remove deprecated features

[Armavica]

Description

Remove some deprecations, all more than one year old.

Related Issue

• Closes #
• Related to #

Checklist

• Checked that the pre-commit linting/style checks pass
• Included tests that prove the fix is effective or that the new feature works
• Added necessary documentation (docstrings and/or example notebooks)
• If you are a pro: each commit corresponds to a relevant logical change

Type of change

• New feature / enhancement
• Bug fix
• Documentation
• Maintenance
• Other (please specify):

---

📚 Documentation preview 📚: https://pymc--7533.org.readthedocs.build/en/7533/

[ricardoV94]

One of the failing tests expected the deprecation warning

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.88%. Comparing base (938aff4) to head (31c632f).
Report is 8 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7533      +/-   ##
==========================================
+ Coverage   92.69%   92.88%   +0.18%     
==========================================
  Files         104      105       +1     
  Lines       17409    17587     +178     
==========================================
+ Hits        16138    16335     +197     
+ Misses       1271     1252      -19     

Files with missing lines	Coverage Δ
pymc/distributions/continuous.py	98.25% <ø> (+0.33%)	⬆️
pymc/distributions/multivariate.py	93.58% <100.00%> (+0.49%)	⬆️
pymc/smc/sampling.py	99.14% <ø> (-0.09%)	⬇️

... and 5 files with indirect coverage changes