pass ioc options to EpicsIOC.__init__ instead of run

[evvaaaa]

Partially closes #76

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.56%. Comparing base (d1fc038) to head (8ce0fb6).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #88   +/-   ##
=======================================
  Coverage   85.56%   85.56%           
=======================================
  Files          23       23           
  Lines         928      928           
=======================================
  Hits          794      794           
  Misses        134      134           

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