Run project generation on a way smaller container

shared_scripts.yml

@@ -25,7 +25,7 @@ variables:
     - docker
   image:
     name: alpine/git
-    entrypoint: [""] # force an empty entrypoint as it is git by default
+    entrypoint: ["bash"] # force an empty entrypoint as it is git by default
   variables: 
     GEN_TEMPLATE_REPO: "https://git-ce.rwth-aachen.de/vr-vis/VR-Group/unreal-development/unrealprojecttemplate.git"
     GEN_TEMPLATE_BRANCH: "4.26"