Drop aiodns<1.1

[asvetlov]

Fix #2977

[codecov-io]

Codecov Report

Merging #4058 into master will decrease coverage by 0.04%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #4058      +/-   ##
==========================================
- Coverage   97.77%   97.72%   -0.05%     
==========================================
  Files          43       43              
  Lines        8777     8760      -17     
  Branches     1377     1373       -4     
==========================================
- Hits         8582     8561      -21     
- Misses         82       85       +3     
- Partials      113      114       +1

Impacted Files	Coverage Δ
aiohttp/resolver.py	100% <ø> (ø)	⬆️
aiohttp/web_fileresponse.py	96.59% <0%> (-1.14%)	⬇️
aiohttp/connector.py	96.93% <0%> (-0.33%)	⬇️

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[asvetlov]

@webknjaz thanks for the review!