remove ego dns resolver

[askuy]

No description provided.

[codecov]

Codecov Report

Merging #249 (1d1dd3d) into master (c5339b5) will increase coverage by 1.35%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #249      +/-   ##
==========================================
+ Coverage   59.69%   61.05%   +1.35%     
==========================================
  Files          75       77       +2     
  Lines        2779     2655     -124     
==========================================
- Hits         1659     1621      -38     
+ Misses        944      866      -78     
+ Partials      176      168       -8     

Flag	Coverage Δ
unittests	61.05% <ø> (+1.35%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
core/eflag/flag_bool.go	50.00% <0.00%> (-30.00%)	⬇️
core/eflag/flag_str.go	50.00% <0.00%> (-27.78%)	⬇️
core/eapp/env.go	92.30% <0.00%> (-1.81%)	⬇️
core/econf/conf.go	28.35% <0.00%> (-0.75%)	⬇️
core/eapp/pkg.go	86.11% <0.00%> (-0.74%)	⬇️
task/ejob/container.go	84.74% <0.00%> (-0.26%)	⬇️
core/eflag/flag_int.go	0.00% <0.00%> (ø)
core/eflag/flag_uint.go	0.00% <0.00%> (ø)
internal/ienv/env.go	100.00% <0.00%> (ø)
core/eflag/flag_float64.go	0.00% <0.00%> (ø)
... and 2 more

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