detect/lua: register built-in libs also for open setup

Register internal libs for the case where loading external modules is allowed.

Author: victorjulien

src/detect-lua.c

@@ -474,9 +474,8 @@ static void *DetectLuaThreadInit(void *data)
 
     if (lua->allow_restricted_functions) {
         luaL_openlibs(t->luastate);
-    } else {
-        SCLuaSbLoadLibs(t->luastate);
     }
+    SCLuaSbLoadLibs(t->luastate);
 
     LuaRegisterExtensions(t->luastate);
 
@@ -589,9 +588,8 @@ static int DetectLuaSetupPrime(DetectEngineCtx *de_ctx, DetectLuaData *ld, const
         return -1;
     if (ld->allow_restricted_functions) {
         luaL_openlibs(luastate);
-    } else {
-        SCLuaSbLoadLibs(luastate);
     }
+    SCLuaSbLoadLibs(luastate);
 
     /* hackish, needed to allow unittests to pass buffers as scripts instead of files */
 #ifdef UNITTESTS