Update coverage for nox

[sethmlarson]

No description provided.

[codecov-io]

Codecov Report

Merging #1596 into master will increase coverage by 1.33%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1596      +/-   ##
==========================================
+ Coverage    98.4%   99.73%   +1.33%     
==========================================
  Files          22       22              
  Lines        1877     1892      +15     
==========================================
+ Hits         1847     1887      +40     
+ Misses         30        5      -25

Impacted Files	Coverage Δ
src/urllib3/util/timeout.py	100% <0%> (ø)	⬆️
src/urllib3/util/url.py	99.13% <0%> (+0.03%)	⬆️
src/urllib3/connection.py	97.08% <0%> (+0.04%)	⬆️
src/urllib3/response.py	100% <0%> (+0.56%)	⬆️
src/urllib3/util/wait.py	100% <0%> (+35.93%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 49eea80...9719a7d. Read the comment docs.