Fix handling of Rebar's .app.src.script files

core/deps.mk

@@ -471,7 +471,7 @@ define dep_autopatch_appsrc_script.erl
 	AppSrc = "$(call core_native_path,$(DEPS_DIR)/$1/src/$1.app.src)",
 	AppSrcScript = AppSrc ++ ".script",
 	Bindings = erl_eval:new_bindings(),
-	{ok, Conf} = file:script(AppSrcScript, Bindings),
+	{ok, [Conf]} = file:script(AppSrcScript, Bindings),
 	ok = file:write_file(AppSrc, io_lib:format("~p.~n", [Conf])),
 	halt()
 endef