.sync/Version.njk: Update Mu repos to Mu DevOps v5.0.6 (and container) (#223)

Changes since last release:
v5.0.4...v5.0.6

General release info: https://github.com/microsoft/mu_devops/releases

- The `ubuntu-22-build` container image is also updated to the latest:
`3bf70b5`.

Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com>

Author: makubacki

.sync/Version.njk

@@ -30,11 +30,11 @@
 #}
 
 {# The git ref value that files dependent on this repo will use. #}
-{% set mu_devops = "v5.0.4" %}
+{% set mu_devops = "v5.0.6" %}
 
 {# The latest Project Mu release branch value. #}
 {% set latest_mu_release_branch = "release/202302" %}
 {% set previous_mu_release_branch = "release/202208" %}
 
 {# The version of the ubuntu-22-build container to use. #}
-{% set linux_build_container = "ghcr.io/microsoft/mu_devops/ubuntu-22-build:ea6d2e6" %}
+{% set linux_build_container = "ghcr.io/microsoft/mu_devops/ubuntu-22-build:3bf70b5" %}