Deprecation Issue for VulnerabilityFindingDismiss
For guidance on the overall deprecations, removals and breaking changes workflow, please visit [Breaking changes, deprecations, and removing features](https://about.gitlab.com/handbook/product/gitlab-the-product/#breaking-changes-deprecations-and-removing-features)
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### Deprecation Summary
The [VulnerabilityFindingDismiss GraphQL mutation](https://docs.gitlab.com/ee/api/graphql/reference/#mutationvulnerabilityfindingdismiss) is being deprecated and will be removed. This mutation was never used much, as the Vulnerability Finding ID was not available to users. Users should be using VulnerabilityDismiss to dismiss Vulnerabilities in the Vulnerability Report or SecurityFindingDismiss for Security Findings in the CI Pipeline Security tab.
### Breaking Change
- [x] Does this MR contain a breaking change?
If yes:
- [x] Add the ~"breaking change" label to this issue.
- [x] Add instructions for how users can update their workflow.
### Affected Topology
Who is affected by this deprecation, Self-managed users, SaaS users, or both?
- Both
### Affected Tier
* Premium
* Ultimate
### Checklists
**Labels**
- [x] This issue is labeled ~deprecation, and with the relevant `~devops::`, `~group::`, and `~Category:` labels.
- [x] This issue is labeled ~"breaking change" if the removal of the deprecated item will be a [breaking change](https://about.gitlab.com/handbook/product/gitlab-the-product/#examples-of-breaking-changes).
**Timeline**
Please add links to the relevant merge requests.
- As soon as possible, but no later than the third milestone preceding the major release (for example, given the following release schedule: `14.8, 14.9, 14.10, 15.0` – `14.8` is the third milestone preceding the major release):
- [ ] A [deprecation announcement entry](https://about.gitlab.com/handbook/marketing/blog/release-posts/#creating-a-deprecation-announcement) has been created so the deprecation will appear in release posts and on the [general deprecation page](https://docs.gitlab.com/ee/update/deprecations).
- [x] Documentation has been updated to mark the feature as [deprecated](https://docs.gitlab.com/ee/development/documentation/versions.html#deprecations-and-removals).
- [ ] On or before the major milestone: A [removal entry](https://about.gitlab.com/handbook/marketing/blog/release-posts/#removals) has been created so the removal will appear on the [removals by milestones](https://docs.gitlab.com/ee/update/removals) page and be announced in the release post.
- On the major milestone:
- [ ] The deprecated item has been removed.
- [ ] If the removal of the deprecated item is a [breaking change](https://about.gitlab.com/handbook/product/gitlab-the-product/#examples-of-breaking-changes), the merge request is labeled ~"breaking change".
**Mentions**
- [ ] Your stage's stable counterparts have been `@mentioned` on this issue. For example, Customer Support, Customer Success (Technical Account Manager), Product Marketing Manager.
- To see who the stable counterparts are for a product team visit [product categories](https://about.gitlab.com/handbook/product/categories/)
- If there is no stable counterpart listed for Sales/CS please mention `@timtams`
- If there is no stable counterpart listed for Support please mention `@gitlab-com/support/managers`
- If there is no stable counterpart listed for Marketing please mention `@cfoster3`
- [ ] Your GPM has been `@mentioned` so that they are aware of planned deprecations. The goal is to have reviews happen at least two releases before the final removal of the feature or introduction of a breaking change.
### Deprecation Milestone
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### Planned Removal Milestone
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### Links
- https://gitlab.com/gitlab-org/gitlab/-/issues/367402+
- https://gitlab.com/gitlab-org/gitlab/-/merge_requests/99170+
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