issue-1571 : Added a logging line when workers connect

[zdannar]

No description provided.

[codecov]

Codecov Report

Merging #1617 into master will decrease coverage by 0.22%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master    #1617      +/-   ##
==========================================
- Coverage   82.80%   82.57%   -0.23%     
==========================================
  Files          28       28              
  Lines        2565     2566       +1     
  Branches      390      390              
==========================================
- Hits         2124     2119       -5     
- Misses        346      352       +6     
  Partials       95       95              

Impacted Files	Coverage Δ
locust/main.py	21.10% <0.00%> (-0.10%)	⬇️
locust/runners.py	85.19% <0.00%> (-0.97%)	⬇️

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[cyberw]

Make it debug instead of info and you have a deal :) People might have a lot of workers and we shouldnt spam their logs by default.

[zdannar]

Thanks @cyberw. Done.