dkg: fix wait peer issue

[corverroos]

Fixes waitPeer issue where ping is closed as soon as connected.

category: bug
ticket: #586

[codecov]

Codecov Report

Merging #671 (fdf3ca2) into main (b21f7f7) will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #671      +/-   ##
==========================================
+ Coverage   54.87%   54.89%   +0.02%     
==========================================
  Files         101      101              
  Lines        9677     9682       +5     
==========================================
+ Hits         5310     5315       +5     
+ Misses       3610     3608       -2     
- Partials      757      759       +2     

Impacted Files	Coverage Δ
dkg/dkg.go	53.42% <100.00%> (+1.23%)	⬆️
core/qbft/qbft.go	81.03% <0.00%> (-0.87%)	⬇️
app/app.go	59.44% <0.00%> (+0.25%)	⬆️

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