Suggested fix is to add `force_load dm-integrity` to the `/usr/share/initramfs-tools/hooks/dmraid` script at the same location as the `force_load dm-mod` and `force_load dm-mirror` location.
Suggested fix is to add `force_load dm-integrity` to the `/usr/share/ initramfs- tools/hooks/ dmraid` script at the same location as the `force_load dm-mod` and `force_load dm-mirror` location.