startCopyFromUri may fail against azurite with https

start Azurite with https, following code would report 500 error.
```
    const sasToken = await blobClient.generateSasUrl({
      permissions: BlobSASPermissions.parse("r"),
      expiresOn: tmr
    });
    const result = await (await newBlobClient.beginCopyFromURL(sasToken)).pollUntilDone();
```