Core/Config: Force SaveRespawnTimeImmediately config to Enabled

Force SaveRespawnTimeImmediately config to Enabled to avoid assertions triggered at runtime when Disabled. It will be possible to Disable this config again only when all issues will be fixed.

src/server/game/World/World.cpp

@@ -940,6 +940,12 @@ void World::LoadConfigSettings(bool reload)
     }
 
     m_bool_configs[CONFIG_SAVE_RESPAWN_TIME_IMMEDIATELY] = sConfigMgr->GetBoolDefault("SaveRespawnTimeImmediately", true);
+    if (!m_bool_configs[CONFIG_SAVE_RESPAWN_TIME_IMMEDIATELY])
+    {
+        TC_LOG_WARN("server.loading", "SaveRespawnTimeImmediately triggers assertions when disabled, overridden to Enabled");
+        m_bool_configs[CONFIG_SAVE_RESPAWN_TIME_IMMEDIATELY] = true;
+    }
+
     m_bool_configs[CONFIG_WEATHER] = sConfigMgr->GetBoolDefault("ActivateWeather", true);
 
     m_int_configs[CONFIG_DISABLE_BREATHING] = sConfigMgr->GetIntDefault("DisableWaterBreath", SEC_CONSOLE);