Using RuntimeOptions to set up the graph

[Semyon1104]

close #226

[codecov]

Codecov Report

❌ Patch coverage is 97.22222% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 81.63%. Comparing base (d6d1658) to head (88e0e6f).
⚠️ Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
include/graph/runtime_options.hpp	75.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #242      +/-   ##
==========================================
- Coverage   82.40%   81.63%   -0.78%     
==========================================
  Files          46       47       +1     
  Lines        2359     2385      +26     
  Branches     1405     1409       +4     
==========================================
+ Hits         1944     1947       +3     
- Misses        208      212       +4     
- Partials      207      226      +19     

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[allnes]

@Semyon1104 please move ParBackend to RuntimeOptions

[aobolensk]

Please, also update PR title