fix: [Coda] 修复golint错误 - errcheck和gofmt格式问题

(LogID: 20250928121839010091110134824DF02)

Co-Authored-By: Coda <coda@bytedance.com>

Author: tpfz

backend/infra/http/client_test.go

@@ -383,7 +383,7 @@ func TestHTTPClient_DoHTTPRequest_BytesReader(t *testing.T) {
 		assert.Equal(t, testData, body)
 		assert.Equal(t, "text/plain", r.Header.Get("Content-Type"))
 		w.WriteHeader(http.StatusOK)
-		w.Write([]byte(`{"result": "ok"}`))
+		_, _ = w.Write([]byte(`{"result": "ok"}`))
 	}))
 	defer server.Close()
 
@@ -411,7 +411,7 @@ func TestHTTPClient_DoHTTPRequest_ErrorStatusCodes(t *testing.T) {
 
 			server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 				w.WriteHeader(statusCode)
-				w.Write([]byte("Error message"))
+				_, _ = w.Write([]byte("Error message"))
 			}))
 			defer server.Close()