use distroless.dev/static base image (backport #1648)

[mergify]

This is an automatic backport of pull request #1648 done by Mergify.
Cherry-pick of e011a10 has failed:

On branch mergify/bp/release/v7.0.x/pr-1648
Your branch is up to date with 'origin/release/v7.0.x'.

You are currently cherry-picking commit e011a10.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   Makefile
	modified:   e2e.Dockerfile
	modified:   tests/e2e/e2e_setup_test.go

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	deleted by us:   Dockerfile
	both modified:   tests/e2e/e2e_test.go
	both modified:   tests/e2e/e2e_util_test.go

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

---

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• @Mergifyio rebase will rebase this PR on its base branch
• @Mergifyio update will merge the base branch into this PR
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[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release/v7.0.x@231ae5e). Click here to learn what that means.
The diff coverage is n/a.

Additional details and impacted files

@@                Coverage Diff                @@
##             release/v7.0.x    #1662   +/-   ##
=================================================
  Coverage                  ?   15.77%           
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  Files                     ?       10           
  Lines                     ?     1363           
  Branches                  ?        0           
=================================================
  Hits                      ?      215           
  Misses                    ?     1137           
  Partials                  ?       11