Removed submodule ASAM resources since not needed here

Signed-off-by: Stefan Cyliax <stefan.cyliax@asam.net>

Author: Stefan Cyliax

.gitmodules

@@ -2,6 +2,3 @@
 	path = examples/open-simulation-interface
 	url = https://github.com/OpenSimulationInterface/open-simulation-interface.git
 	branch = master
-[submodule "asciidoc-resources"]
-	path = asciidoc-resources
-	url = https://code.asam.net/simulation/asciidoc-resources.git