feat: generalize ideal(...) fallbacks

[thofma]

• pass on keyword arguments
• generalize to NCRingElement

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 8 lines in your changes missing coverage. Please review.

Project coverage is 87.99%. Comparing base (86996ee) to head (6390c71).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
src/Ideal.jl	0.00%	8 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1788   +/-   ##
=======================================
  Coverage   87.99%   87.99%           
=======================================
  Files         117      117           
  Lines       30037    30037           
=======================================
  Hits        26432    26432           
  Misses       3605     3605           

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