Remove old Parameterized method stubs

[philippjfr]

Removes deprecated Parameterized methods which were moved onto the .param accessor.

[codecov-commenter]

Codecov Report

Merging #592 (34914ed) into master (c4a9e32) will decrease coverage by 0.05%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #592      +/-   ##
==========================================
- Coverage   82.05%   81.99%   -0.06%     
==========================================
  Files           4        4              
  Lines        3014     2943      -71     
==========================================
- Hits         2473     2413      -60     
+ Misses        541      530      -11     

Impacted Files	Coverage Δ
param/parameterized.py	82.26% <ø> (-0.10%)	:arrow_down:

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[philippjfr]

Wooooooo, thanks @maximlt!