typo: fix misspells in comments of containers/contaienrs.go

[starnop]

Signed-off-by: Starnop starnop@163.com

fix misspells in comments of containers/contaienrs.go including:
s/nameapace/namespace
s/contaienr/container

[codecov-io]

Codecov Report

Merging #2681 into master will decrease coverage by 3.73%.
The diff coverage is n/a.

@@            Coverage Diff            @@
##           master   #2681      +/-   ##
=========================================
- Coverage   48.74%     45%   -3.74%     
=========================================
  Files          85      92       +7     
  Lines        8054   10114    +2060     
=========================================
+ Hits         3926    4552     +626     
- Misses       3408    4842    +1434     
  Partials      720     720

Flag	Coverage Δ
#linux	48.74% <ø> (ø)	⬆️
#windows	41.76% <ø> (?)

Impacted Files	Coverage Δ
snapshots/native/native.go	43.3% <0%> (-10%)	⬇️
metadata/snapshot.go	45.8% <0%> (-8.96%)	⬇️
archive/tar.go	43.13% <0%> (-6.87%)	⬇️
metadata/containers.go	47.97% <0%> (-6.62%)	⬇️
content/local/writer.go	56.25% <0%> (-6.42%)	⬇️
content/local/store.go	48.76% <0%> (-4.77%)	⬇️
archive/tar_opts.go	28.57% <0%> (-4.77%)	⬇️
metadata/images.go	58.46% <0%> (-4.7%)	⬇️
metadata/buckets.go	56.33% <0%> (-4.6%)	⬇️
metadata/adaptors.go	41.46% <0%> (-4.49%)	⬇️
... and 52 more

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[estesp]

LGTM

[ehazlett]

LGTM