chore(deps): update fluxcd/flux2 action to v2.5.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
fluxcd/flux2	action	patch	v2.5.0 -> v2.5.1
fluxcd/flux2		patch	v2.5.0 -> v2.5.1

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Release Notes

fluxcd/flux2 (fluxcd/flux2)

v2.5.1

Compare Source

Highlights

Flux v2.5.1 is a patch release which comes with various fixes. Users are encouraged to upgrade for the best experience.

Fixes:

• Fix a bug introduced in kustomize-controller v1.5.0 that was causing spurious logging for deprecated API versions and health check failures.
• Sanitize the kustomize-controller logs when encountering errors during SOPS decryption.

Components changelog

• kustomize-controller v1.5.1

CLI Changelog

• PR #​5215 - @​matheuscscp - Update backport labels for 2.5
• PR #​5214 - @​fluxcdbot - Update kustomize-controller to v1.5.1

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