rename svm svr to svc in tests and docs

[z1queue]

No description provided.

[VolodymyrOrlov]

Hi @z1queue, thanks for noticing it! Looks like your fork is 96 commits behind smartcorelib:development. Could you please pull the latest changes into your fork? This should fix Clippy errors you get in your PR.

[codecov-io]

Codecov Report

Merging #83 (6d58dbe) into development (1b42f8a) will increase coverage by 0.04%.
The diff coverage is 100.00%.

@@               Coverage Diff               @@
##           development      #83      +/-   ##
===============================================
+ Coverage        84.21%   84.26%   +0.04%     
===============================================
  Files               78       78              
  Lines             8250     8250              
===============================================
+ Hits              6948     6952       +4     
+ Misses            1302     1298       -4     

Impacted Files	Coverage Δ
src/svm/svc.rs	89.62% <100.00%> (ø)
src/optimization/line_search.rs	90.00% <0.00%> (+8.00%)	⬆️

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[morenol]

lgtm, thanks @z1queue!