FIX: Fetching remote git modules

Signed-off-by: Sebastian Waldbauer <waldbauer@cert.at>

publish.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-build_version="3.0.1"
+build_version="3.0.2"
 namespace="certat"
 
 docker login

update_submodules.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+git submodule update --remote
+git pull --recurse-submodules