chore(deps): update dependency https://github.com/backube/snapscheduler.git to v3.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
https://github.com/backube/snapscheduler.git	minor	v3.2.0 -> v3.4.0

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Release Notes

backube/snapscheduler (https://github.com/backube/snapscheduler.git)

### [`v3.4.0`](https://redirect.github.com/backube/snapscheduler/releases/tag/v3.4.0): Version 3.4.0 - 2024-05-09 [Compare Source](https://redirect.github.com/backube/snapscheduler/compare/v3.3.0...v3.4.0) ##### Changed - Dependency updates (including CVE fixes) - Upgrade operator-sdk to 1.34.1 ##### Fixed - Helm chart: Add metadata.namespace to namespaced resources for compatibility with ArgoCD ### [`v3.3.0`](https://redirect.github.com/backube/snapscheduler/releases/tag/v3.3.0): Version 3.3.0 - 2023-09-22 [Compare Source](https://redirect.github.com/backube/snapscheduler/compare/v3.2.0...v3.3.0) ##### Added - Ability to set a `priorityClassName` for the operator via Helm chart - Ability to set pod labels and annotations for the operator via Helm chart ##### Fixed - Improve cronspec validation to allow "slash" notation

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