Remove dependency on "testing" in "thrift"

[yurishkuro]

Resolves #585

[codecov]

Codecov Report

Merging #586 (79f2470) into master (bf267c1) will increase coverage by 0.06%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #586      +/-   ##
==========================================
+ Coverage   88.58%   88.64%   +0.06%     
==========================================
  Files          61       61              
  Lines        3328     3328              
==========================================
+ Hits         2948     2950       +2     
+ Misses        252      251       -1     
+ Partials      128      127       -1     

Impacted Files	Coverage Δ
utils/reconnecting_udp_conn.go	91.54% <0.00%> (+2.81%)	⬆️

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