Fix up SuiteSparse upgrade

[dweindl]

• don't build more than necessary (no shared libs)
• don't include suitesparse installation directory in sdist

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.68%. Comparing base (9a81ad1) to head (378af4a).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2514      +/-   ##
===========================================
- Coverage    77.70%   77.68%   -0.03%     
===========================================
  Files          324      324              
  Lines        20946    20946              
  Branches      1451     1451              
===========================================
- Hits         16277    16271       -6     
- Misses        4666     4672       +6     
  Partials         3        3              

Flag	Coverage Δ
cpp	73.42% <ø> (-0.03%)	⬇️
cpp_python	34.09% <ø> (ø)
petab	36.61% <ø> (ø)
python	72.23% <ø> (-0.03%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

see 2 files with indirect coverage changes