feat: remove 'compute_starknet_address'

[enitrat]

Time spent on this PR:

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe):

What is the current behavior?

Resolves #

What is the new behavior?

• Remove this entrypoint, deprecated in favor of get_starknet_address

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This change is 

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 62.9%. Comparing base (73356ca) to head (1eab764).
Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##            main   #1436     +/-   ##
=======================================
- Coverage   62.9%   62.9%   -0.1%     
=======================================
  Files         49      49             
  Lines       8393    8386      -7     
=======================================
- Hits        5282    5275      -7     
  Misses      3111    3111             

Flag	Coverage Δ
	62.9% <ø> (-0.1%)	⬇️

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