Remove duplicate part of the code

scripts/upload_core.py

@@ -4,7 +4,4 @@ from modelverse import *
 
 init()
 login("admin", "admin")
-transformation_add_AL({}, {}, "models/core_library", open("bootstrap/merged.alm", 'r').read() + """
-Boolean function main(model : Element):
-\treturn False!
-""")
+transformation_add_AL({}, {}, "models/core_library", open("bootstrap/merged.alm", 'r').read())