Separate polling intervals for sockets

[roxblnfk]

What was changed

Separate polling intervals for sockets have been added using the methods socket_select() and socket_accept().

Why?

To avoid errors on socket resource due to excessively frequent polling of the state.

Checklist

• Closes High cpu usage #139
• Tested
  • Tested manually
  • Unit tests added

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 28 lines in your changes missing coverage. Please review.

Project coverage is 22.59%. Comparing base (17f299e) to head (6016c18).
Report is 4 commits behind head on master.

Files with missing lines	Patch %	Lines
src/Sender/Console/Renderer/Sentry/Exceptions.php	0.00%	12 Missing ⚠️
src/Socket/Server.php	0.00%	9 Missing ⚠️
src/Socket/Client.php	0.00%	6 Missing ⚠️
src/Application.php	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #140      +/-   ##
============================================
- Coverage     22.73%   22.59%   -0.14%     
+ Complexity     1334     1333       -1     
============================================
  Files           157      157              
  Lines          4170     4182      +12     
============================================
- Hits            948      945       -3     
- Misses         3222     3237      +15     

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