Bumped minimum dependency versions

[pkittenis]

No description provided.

[codecov]

Codecov Report

Merging #350 (47d4b5d) into master (5cea5c1) will decrease coverage by 0.18%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #350      +/-   ##
==========================================
- Coverage   99.37%   99.19%   -0.19%     
==========================================
  Files          18       18              
  Lines        1611     1611              
==========================================
- Hits         1601     1598       -3     
- Misses         10       13       +3     

Impacted Files	Coverage Δ
pssh/clients/reader.py	94.44% <0.00%> (-2.78%)	⬇️
pssh/clients/native/single.py	99.71% <0.00%> (-0.29%)	⬇️
pssh/clients/base/single.py	99.24% <0.00%> (-0.26%)	⬇️

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