fix: do not wait for initContainer to exit when it is a sidecar

[nberlee]

fixes #2865

What issue type does this pull request address? (keep at least one, remove the others) /kind bugfix

What does this pull request do? Which issues does it resolve? (use resolves #<issue_number> if possible) resolves #2865

Please provide a short message that should be published in the DevSpace release notes Fixed an issue where DevSpace ... waits for native sidecar containers (init container)

What else do we need to know?

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[nberlee]

@lizardruss I fixed the golang linter issues and github actions have the correct golang version. However the e2e test fail for some reason, which I was not able to figure out.