Update kube_version_min_required and cleanup hashes for release #7160
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
What type of PR is this?
/kind feature
What this PR does / why we need it:
As per RELEASE.md we should cleanup EOL checksums, according to patch-releases.md, v1.17.x is EOL, therefore this PR drops those checksums for 2.15 release.
As per RELEASE.md kube_version_min_required should be n-1 for 2.15 release
Which issue(s) this PR fixes:
n/a
Special notes for your reviewer:
n/a
Does this PR introduce a user-facing change?: