Fix table checks

Author: dburnsii

src/extractor/scripting_environment_lua.cpp

@@ -943,7 +943,7 @@ Sol2ScriptingEnvironment::GetStringListFromTable(const std::string &table_name)
     auto &context = GetSol2Context();
     BOOST_ASSERT(context.state.lua_state() != nullptr);
     std::vector<std::string> strings;
-    if (context.profile_table[table_name])
+    if (!context.profile_table[table_name])
     {
         return strings;
     }
@@ -965,7 +965,7 @@ Sol2ScriptingEnvironment::GetStringListsFromTable(const std::string &table_name)
 
     auto &context = GetSol2Context();
     BOOST_ASSERT(context.state.lua_state() != nullptr);
-    if (context.profile_table[table_name] == nullptr)
+    if (!context.profile_table[table_name])
     {
         return string_lists;
     }