chore(deps): update step-security/harden-runner action to v2.19.3 (stable/2026.1)

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	Pending
step-security/harden-runner	action	patch	v2.19.2 → v2.19.3	v2.19.4

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Release Notes

step-security/harden-runner (step-security/harden-runner)

v2.19.3

Compare Source

What's Changed

• Default to audit mode when api-key missing with use-policy-store by @​varunsh-coder in #​665

Full Changelog: step-security/harden-runner@v2.19.2...v2.19.3

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This pull request has been included in the following image tags:

ghcr.io/vexxhost/python-openstackclient:2026.1
ghcr.io/vexxhost/python-openstackclient:stable-2026.1
ghcr.io/vexxhost/python-openstackclient:c4a7953
ghcr.io/vexxhost/python-openstackclient:latest

Digest: ghcr.io/vexxhost/python-openstackclient@sha256:93a43ee1f429fb234b2af75e006837ab0499948c7a10ff250e235643d78e141e