chore: fix koordlet dockerfile

[saintube]

Ⅰ. Describe what this PR does

Ⅱ. Does this pull request fix one issue?

Fixes the E2E failures like:

Run export KUBECONFIG=/home/runner/.kube/config
GOBIN=/home/runner/work/koordinator/koordinator/bin go install github.com/onsi/ginkgo/ginkgo@v1.16.4
Failed to compile e2e:

# github.com/koordinator-sh/koordinator/test/e2e.test
/opt/hostedtoolcache/go/1.20.14/x64/pkg/tool/linux_amd64/link: mapping output file failed: no space left on device

Ginkgo ran 1 suite in 34.075041123s
Test Suite Failed
koord-manager has not restarted
Error: Process completed with exit code 1.

Ⅲ. Describe how to verify it

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

All modified and coverable lines are covered by tests ✅

Project coverage is 67.90%. Comparing base (632ef28) to head (e97843c).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2134   +/-   ##
=======================================
  Coverage   67.89%   67.90%           
=======================================
  Files         441      441           
  Lines       41521    41521           
=======================================
+ Hits        28192    28195    +3     
+ Misses      10902    10901    -1     
+ Partials     2427     2425    -2     

Flag	Coverage Δ
unittests	67.90% <ø> (+<0.01%)	⬆️

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[hormes]

/lgtm
/approve

[ZiMengSheng]

/lgtm

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hormes

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Details

Needs approval from an approver in each of these files:

• docker/OWNERS [hormes]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[jasonliu747]

/lgtm
/approve