[WIP] Use Docker buildx to build cross-architecture images

[ivanvc]

No description provided.

[k8s-ci-robot]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ivanvc

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[ivanvc]

/test all

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 68.39%. Comparing base (6b93faf) to head (492cc42).

⚠️ Current head 492cc42 differs from pull request most recent head e86433a

Please upload reports for the commit e86433a to get more accurate results.

Additional details and impacted files

see 48 files with indirect coverage changes

@@            Coverage Diff             @@
##             main   #21296      +/-   ##
==========================================
- Coverage   68.99%   68.39%   -0.60%     
==========================================
  Files         410      428      +18     
  Lines       34606    35256     +650     
==========================================
+ Hits        23876    24113     +237     
- Misses       9343     9751     +408     
- Partials     1387     1392       +5     

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[ivanvc]

/test pull-etcd-release-tests

[ivanvc]

/test pull-etcd-release-tests

[ivanvc]

/test pull-etcd-e2e-amd64

[ivanvc]

/test pull-etcd-release-tests

[k8s-ci-robot]

@ivanvc: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-etcd-e2e-amd64	492cc42	link	true	/test pull-etcd-e2e-amd64
pull-etcd-release-tests	e86433a	link	true	/test pull-etcd-release-tests

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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