Remove unnecessary clone usage

[JohnTitor]

No description provided.

[codecov]

Codecov Report

Merging #130 into master will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #130   +/-   ##
=======================================
  Coverage   61.33%   61.33%           
=======================================
  Files          79       79           
  Lines        5012     5012           
=======================================
  Hits         3074     3074           
  Misses       1938     1938           

Impacted Files	Coverage Δ
actix-server/src/config.rs	82.41% <100.00%> (ø)

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