go.{mod,sum}: update to golang.org/x/crypto to v0.17.0

[alexmurray]

trafficstars

Primarily to fix upstream CVE-2023-48795 in this module but also get the latest upstream fixes as well.

Signed-off-by: Alex Murray [email protected]

---

Thanks for helping us make a better snapd! Have you signed the license agreement and read the contribution guide?