koordlet: add NRI reconnect

[kangclzjc]

Ⅰ. Describe what this PR does

Currently, if containerd restart or upgrade, koordlet will lost connection between koordlet and containerd. This PR will reconnect to containerd.

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how to verify it

Restart containerd and see koordlet hooks still work.

Ⅳ. Special notes for reviews

V. Checklist

• I have written necessary docs and comments
• I have added necessary unit tests and integration tests
• All checks passed in make test

[codecov]

Codecov Report

Attention: Patch coverage is 54.38596% with 26 lines in your changes are missing coverage. Please review.

Project coverage is 68.73%. Comparing base (af5f951) to head (9c7b462).
Report is 41 commits behind head on main.

Files	Patch %	Lines
pkg/koordlet/runtimehooks/nri/server.go	32.35%	22 Missing and 1 partial ⚠️
pkg/koordlet/runtimehooks/runtimehooks.go	76.92%	1 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1972      +/-   ##
==========================================
+ Coverage   67.55%   68.73%   +1.17%     
==========================================
  Files         420      423       +3     
  Lines       47059    39246    -7813     
==========================================
- Hits        31789    26974    -4815     
+ Misses      12961     9937    -3024     
- Partials     2309     2335      +26     

Flag	Coverage Δ
unittests	68.73% <54.38%> (+1.17%)	⬆️

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[kangclzjc]

@saintube PTAL.

[saintube]

/lgtm

[saintube]

PTAL cc @zwzhang0107 @hormes

[kangclzjc]

/PTAL @zwzhang0107. Add some explanation in the parameters configuration

[zwzhang0107]

/lgtm
/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: zwzhang0107

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• pkg/koordlet/OWNERS [zwzhang0107]

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