refactor: move the code about cri out of mgr

[starnop]

Ⅰ. Describe what this PR did

move the code about cri out of mgr, in order to decouple.

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how you did it

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[pouchrobot]

@starnop Thanks for your contribution. 🍻
Please sign off in each of your commits.

[codecov-io]

Codecov Report

Merging #1317 into master will increase coverage by 0.01%.
The diff coverage is 0%.

@@            Coverage Diff             @@
##           master    #1317      +/-   ##
==========================================
+ Coverage   17.38%   17.39%   +0.01%     
==========================================
  Files         189      189              
  Lines       11772    11772              
==========================================
+ Hits         2046     2048       +2     
+ Misses       9578     9577       -1     
+ Partials      148      147       -1

Impacted Files	Coverage Δ
daemon/config/config.go	7.89% <ø> (ø)	⬆️
cri/src/cri_types.go	0% <ø> (ø)
cri/src/cri_wrapper.go	0% <ø> (ø)
cri/src/cri_network.go	0% <0%> (ø)
cri/src/cri_utils.go	29.31% <0%> (ø)
cri/src/cri.go	0% <0%> (ø)
cri/src/cri_stream.go	0% <0%> (ø)
daemon/logger/jsonfile/utils.go	70% <0%> (+1.66%)	⬆️

[allencloud]

I am wondering if the folder name src makes sense?

[allencloud]

LGTM
feel so good to see the cri part decoupled with others. I think in this way, cri team could maintainer it well.