Enable journal and metadata csum ext4 flags

[dobrac]

Enable journal and metadata csum. This change is to keep the filesystem state clean and prevent any accidental data loss. Invalidates the build caches to force rebuilds.

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Note

Enables ext4 journaling and metadata checksums and bumps cache hashing to v2 to force rebuilds.

• Filesystem:
  • Update packages/orchestrator/internal/template/build/core/filesystem/ext4.go to enable has_journal and metadata_csum in mkfs.ext4 options (remove their exclusions).
• Build Cache:
  • Bump hashingVersion to v2 in packages/orchestrator/internal/template/build/storage/cache/cache.go to invalidate existing caches.

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