Adds CPU pinning to the development branch.

[rwails]

Adds CPU pinning to the development branch.
On calls to thread_run andthread_resume, the plugin's CPU affinity is set to the worker's
current affinity when affinity mode is enabled.

[codecov]

Codecov Report

Merging #1084 (feb4e27) into dev (bdfc939) will increase coverage by 0.06%.
The diff coverage is 83.33%.

@@            Coverage Diff             @@
##              dev    #1084      +/-   ##
==========================================
+ Coverage   54.93%   54.99%   +0.06%     
==========================================
  Files         130      130              
  Lines       19581    19586       +5     
  Branches     4675     4675              
==========================================
+ Hits        10757    10772      +15     
+ Misses       6063     6054       -9     
+ Partials     2761     2760       -1     

Flag	Coverage Δ
tests	54.99% <83.33%> (+0.06%)	⬆️

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Impacted Files	Coverage Δ
src/main/core/main.c	44.73% <0.00%> (ø)
src/main/host/thread.c	60.44% <100.00%> (+1.53%)	⬆️
.../main/core/scheduler/scheduler_policy_host_steal.c	82.06% <0.00%> (+0.38%)	⬆️
src/main/host/thread_ptrace.c	66.61% <0.00%> (+0.87%)	⬆️
src/main/core/worker.c	83.41% <0.00%> (+1.38%)	⬆️

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