Bump framework to 2.18.6

Fixes rsync in ubuntu 20.04

Signed-off-by: Itxaka <[email protected]>

Author: Itxaka

Diff for: Earthfile

@@ -8,7 +8,7 @@ ARG TRIVY_VERSION=0.57.1
 # renovate: datasource=docker depName=anchore/grype versioning=semver
 ARG GRYPE_VERSION=v0.85.0
 # renovate: datasource=docker depName=quay.io/kairos/framework versioning=semver
-ARG KAIROS_FRAMEWORK_VERSION=v2.18.5
+ARG KAIROS_FRAMEWORK_VERSION=v2.18.6
 # renovate: datasource=docker depName=quay.io/kairos/auroraboot versioning=semver
 ARG AURORABOOT_VERSION=v0.4.4
 # renovate: datasource=docker depName=golang versioning=semver