x/pkgsite: remove package from go dev website

[ZiyaoQiao]

What is the URL of the page with the issue?

https://pkg.go.dev/mod/github.com/ZiyaoQiao/oci-go-sdk

What is your user agent?

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.105 Safari/537.36 Edg/84.0.522.58

Screenshot

What did you do?

What did you expect to see?

Remove this package, it's not supposed to be visible

What did you see instead?

[martisch]

/cc @julieqiu

[andybons]

@jba @jamalc

[julieqiu]

Fixed.