fix(deps): update module github.com/volatiletech/null/v8 to v9

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
github.com/volatiletech/null/v8	require	major	v8.1.2 -> v9.0.0

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Release Notes

volatiletech/null (github.com/volatiletech/null/v8)

v9.0.0

Compare Source

Added

• Add a new .Set that can be introspected to see if things are set.
  (thanks @​razor-1)

Fixed

• Fix []byte to be base64 encoded in json to match how []byte is handled
  (thanks @​razor-1)

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Configuration

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♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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[renovate]

⚠ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: go.sum

Command failed: docker run --rm --name=renovate_a_sidecar --label=renovate_a_child --memory=3584m -v "/tmp/worker/255ca0/3f6941/repos/github/equinixmetal/gov-okta-addon":"/tmp/worker/255ca0/3f6941/repos/github/equinixmetal/gov-okta-addon" -v "/tmp/worker/255ca0/3f6941/cache":"/tmp/worker/255ca0/3f6941/cache" -e GOPATH -e GOPROXY -e GOSUMDB -e GOFLAGS -e CGO_ENABLED -e GIT_CONFIG_KEY_0 -e GIT_CONFIG_VALUE_0 -e GIT_CONFIG_KEY_1 -e GIT_CONFIG_VALUE_1 -e GIT_CONFIG_KEY_2 -e GIT_CONFIG_VALUE_2 -e GIT_CONFIG_COUNT -e CONTAINERBASE_CACHE_DIR -w "/tmp/worker/255ca0/3f6941/repos/github/equinixmetal/gov-okta-addon" ghcr.io/containerbase/sidecar:9.8.2 bash -l -c "install-tool golang 1.21.0 && go get -d -t ./..."
/usr/local/bin/docker: line 4: .: filename argument required
.: usage: . filename [arguments]
tar: This does not look like a tar archive

gzip: stdin: unexpected end of file
tar: Child returned status 1
tar: Error is not recoverable: exiting now

[renovate]

Renovate Ignore Notification

Because you closed this PR without merging, Renovate will ignore this update. You will not get PRs for any future 9.x releases. But if you manually upgrade to 9.x then Renovate will re-enable minor and patch updates automatically.

If you accidentally closed this PR, or if you changed your mind: rename this PR to get a fresh replacement PR.