Remove deprecated functionality

[ricardoV94]

---

📚 Documentation preview 📚: https://pymc--7822.org.readthedocs.build/en/7822/

[codecov]

Codecov Report

❌ Patch coverage is 93.33333% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 92.98%. Comparing base (0f1bfa9) to head (a1bf5a2).
⚠️ Report is 47 commits behind head on main.

Files with missing lines	Patch %	Lines
pymc/sampling/mcmc.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7822      +/-   ##
==========================================
+ Coverage   92.88%   92.98%   +0.09%     
==========================================
  Files         107      107              
  Lines       18389    18224     -165     
==========================================
- Hits        17081    16945     -136     
+ Misses       1308     1279      -29     

Files with missing lines	Coverage Δ
pymc/data.py	85.38% <ø> (+0.98%)	⬆️
pymc/distributions/custom.py	95.45% <ø> (-0.10%)	⬇️
pymc/distributions/dist_math.py	83.70% <ø> (-0.47%)	⬇️
pymc/distributions/distribution.py	93.59% <100.00%> (-0.04%)	⬇️
pymc/distributions/shape_utils.py	91.35% <ø> (-0.10%)	⬇️
pymc/distributions/timeseries.py	94.60% <ø> (-0.17%)	⬇️
pymc/distributions/transforms.py	100.00% <100.00%> (+1.40%)	⬆️
pymc/initial_point.py	99.00% <ø> (-0.03%)	⬇️
pymc/logprob/abstract.py	96.87% <ø> (+2.58%)	⬆️
pymc/logprob/basic.py	100.00% <100.00%> (+5.71%)	⬆️
... and 7 more

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[twiecki]

Good stuff.