Patch: Update KAIROS_INIT version to v0.5.26

- Changed `KAIROS_INIT` from v0.5.25 to v0.5.26 to incorporate the latest improvements and fixes.

Signed-off-by: Itxaka <itxaka@kairos.io>

Author: Itxaka

images/Dockerfile

@@ -1,5 +1,5 @@
 ARG BASE_IMAGE=ubuntu:20.04
-ARG KAIROS_INIT=v0.5.25
+ARG KAIROS_INIT=v0.5.26
 
 FROM quay.io/kairos/kairos-init:${KAIROS_INIT} AS kairos-init