Update ghcr.io/loft-sh/vcluster-pro-fips Docker tag to v0.30.4

This MR contains the following updates:

Package	Type	Update	Change
ghcr.io/loft-sh/vcluster-pro-fips		patch	0.30.3 -> 0.30.4
ghcr.io/loft-sh/vcluster-pro-fips	ironbank-docker	patch	0.30.3 -> 0.30.4
ghcr.io/loft-sh/vcluster-pro-fips	stage	patch	0.30.3 -> 0.30.4

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