feat: add SilentClose(io.Closer)

[moul]

f, _ := os.Open("file.txt")
defer u.SilentClose(f) 

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (master@08579e0). Click here to learn what that means.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             master        #2   +/-   ##
==========================================
  Coverage          ?   100.00%           
==========================================
  Files             ?         2           
  Lines             ?         9           
  Branches          ?         0           
==========================================
  Hits              ?         9           
  Misses            ?         0           
  Partials          ?         0           

Flag	Coverage Δ
#unittests	100.00% <100.00%> (?)

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Impacted Files	Coverage Δ
io.go	100.00% <100.00%> (ø)
crypto.go	100.00% <0.00%> (ø)

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[github-actions]

Expected release notes (by @moul-bot)

features:
add SilentClose(io.Closer) (4b36fc8)

fixes:
add missing unit tests (6f5e90a)

• I hereby acknowledge these release notes are 🥙 AWESOME 🥙

[github-actions]

🎉 This PR is included in version 1.1.0 🎉

The release is available on GitHub release

Your semantic-release bot 📦🚀