fix: 修复gemini2openai 没有返回 usage

relay/channel/gemini/relay-gemini.go

@@ -814,7 +814,7 @@ func handleFinalStream(c *gin.Context, info *relaycommon.RelayInfo, resp *dto.Ch
 	if err != nil {
 		return fmt.Errorf("failed to marshal stream response: %w", err)
 	}
-	openai.HandleFinalResponse(c, info, string(streamData), resp.Id, resp.Created, resp.Model, resp.GetSystemFingerprint(), resp.Usage, info.ShouldIncludeUsage)
+	openai.HandleFinalResponse(c, info, string(streamData), resp.Id, resp.Created, resp.Model, resp.GetSystemFingerprint(), resp.Usage, false)
 	return nil
 }