update minio-go to v7 master to test

[jiuker]

update minio-go to v7 master to test
fix:

(9/15) Running minio-go tests ... FAILED in 3 minutes and 2 seconds
{
  "time": "2025-04-20T11:36:45.062207951Z",
  "level": "ERROR",
  "name": "minio-go: testPutMultipartObjectWithChecksums",
  "duration": 22579,
  "function": "PutObject(bucketName, objectName, reader,size, opts)",
  "args": {
    "bucketName": "minio-go-test-l9gw0mumy6jc4rg9",
    "checksum": "SHA256",
    "objectName": "n06ah4gyxeac2lp3tyi1ofubhr5fj5",
    "opts": "minio.PutObjectOptions{UserMetadata: metadata, Trailing: true}",
    "section": "PutObject"
  },
  "status": "FAIL",
  "message": "PutObject failed",
  "error": "The request signature we calculated does not match the signature you provided. Check your key and signing method."
}