Add support for mixed exp / sdp cones

[goulart-paul]

Fixes oxfordcontrol/Clarabel.rs#66

[codecov]

Codecov Report

Attention: 24 lines in your changes are missing coverage. Please review.

❗ No coverage uploaded for pull request base (develop@c9a6602). Click here to learn what that means.

Files	Patch %	Lines
src/cones/coneops_psdtrianglecone.jl	17.64%	14 Missing ⚠️
src/cones/coneops_expcone.jl	66.66%	10 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             develop     #153   +/-   ##
==========================================
  Coverage           ?   82.01%           
==========================================
  Files              ?       43           
  Lines              ?     3186           
  Branches           ?        0           
==========================================
  Hits               ?     2613           
  Misses             ?      573           
  Partials           ?        0           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.